Home / 10,153.17-14,011.29-6,173.55

Finding the Fourth Proportional to 10,153.17, 14,011.29 and 6,173.55

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Solution

The fourth proportional to 10,153.17, 14,011.29 and 6,173.55 is: 8,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153.17 : 14,011.29 = 6,173.55 : x
  2. Step 2: Convert to fraction form
    10,153.17/14,011.29 = 6,173.55/x
  3. Step 3: Cross multiply
    10,153.17x = 14,011.29 × 6,173.55
  4. Step 4: Simplify right side
    10,153.17x = 86,499,399.38
  5. Step 5: Solve for x
    x = 86,499,399.38/10,153.17
  6. Step 6: Final answer
    x = 8,519.45

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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.