Home / 10,613.16-15,917.40-6,941.16

Finding the Fourth Proportional to 10,613.16, 15,917.40 and 6,941.16

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Solution

The fourth proportional to 10,613.16, 15,917.40 and 6,941.16 is: 10,410.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.16 : 15,917.40 = 6,941.16 : x
  2. Step 2: Convert to fraction form
    10,613.16/15,917.40 = 6,941.16/x
  3. Step 3: Cross multiply
    10,613.16x = 15,917.40 × 6,941.16
  4. Step 4: Simplify right side
    10,613.16x = 110,485,220.18
  5. Step 5: Solve for x
    x = 110,485,220.18/10,613.16
  6. Step 6: Final answer
    x = 10,410.21

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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.