Home / 10,126.47-13,983.32-6,356.17

Finding the Fourth Proportional to 10,126.47, 13,983.32 and 6,356.17

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Solution

The fourth proportional to 10,126.47, 13,983.32 and 6,356.17 is: 8,777.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,126.47 : 13,983.32 = 6,356.17 : x
  2. Step 2: Convert to fraction form
    10,126.47/13,983.32 = 6,356.17/x
  3. Step 3: Cross multiply
    10,126.47x = 13,983.32 × 6,356.17
  4. Step 4: Simplify right side
    10,126.47x = 88,880,359.08
  5. Step 5: Solve for x
    x = 88,880,359.08/10,126.47
  6. Step 6: Final answer
    x = 8,777.03

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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.