Home / 7,514.51-10,369.40-4,157.33

Finding the Fourth Proportional to 7,514.51, 10,369.40 and 4,157.33

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Solution

The fourth proportional to 7,514.51, 10,369.40 and 4,157.33 is: 5,736.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.51 : 10,369.40 = 4,157.33 : x
  2. Step 2: Convert to fraction form
    7,514.51/10,369.40 = 4,157.33/x
  3. Step 3: Cross multiply
    7,514.51x = 10,369.40 × 4,157.33
  4. Step 4: Simplify right side
    7,514.51x = 43,109,017.70
  5. Step 5: Solve for x
    x = 43,109,017.70/7,514.51
  6. Step 6: Final answer
    x = 5,736.77

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Half scale
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Double scale
Find fourth proportional to 7,515.51, 10,370.78 and 4,158.33
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.