Home / 10,151.04-14,004.56-6,170.64

Finding the Fourth Proportional to 10,151.04, 14,004.56 and 6,170.64

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Solution

The fourth proportional to 10,151.04, 14,004.56 and 6,170.64 is: 8,513.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,151.04 : 14,004.56 = 6,170.64 : x
  2. Step 2: Convert to fraction form
    10,151.04/14,004.56 = 6,170.64/x
  3. Step 3: Cross multiply
    10,151.04x = 14,004.56 × 6,170.64
  4. Step 4: Simplify right side
    10,151.04x = 86,417,098.12
  5. Step 5: Solve for x
    x = 86,417,098.12/10,151.04
  6. Step 6: Final answer
    x = 8,513.13

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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.