Home / 6,131.39-9,197.08-1,514.39

Finding the Fourth Proportional to 6,131.39, 9,197.08 and 1,514.39

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Solution

The fourth proportional to 6,131.39, 9,197.08 and 1,514.39 is: 2,271.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,131.39 : 9,197.08 = 1,514.39 : x
  2. Step 2: Convert to fraction form
    6,131.39/9,197.08 = 1,514.39/x
  3. Step 3: Cross multiply
    6,131.39x = 9,197.08 × 1,514.39
  4. Step 4: Simplify right side
    6,131.39x = 13,927,916.21
  5. Step 5: Solve for x
    x = 13,927,916.21/6,131.39
  6. Step 6: Final answer
    x = 2,271.58

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.