Home / 7,514.97-10,370.10-4,157.02

Finding the Fourth Proportional to 7,514.97, 10,370.10 and 4,157.02

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Solution

The fourth proportional to 7,514.97, 10,370.10 and 4,157.02 is: 5,736.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.97 : 10,370.10 = 4,157.02 : x
  2. Step 2: Convert to fraction form
    7,514.97/10,370.10 = 4,157.02/x
  3. Step 3: Cross multiply
    7,514.97x = 10,370.10 × 4,157.02
  4. Step 4: Simplify right side
    7,514.97x = 43,108,713.10
  5. Step 5: Solve for x
    x = 43,108,713.10/7,514.97
  6. Step 6: Final answer
    x = 5,736.38

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Half scale
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Double scale
Find fourth proportional to 7,515.97, 10,371.48 and 4,158.02
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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.