Home / 10,356.04-14,275.20-8,674.48

Finding the Fourth Proportional to 10,356.04, 14,275.20 and 8,674.48

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Solution

The fourth proportional to 10,356.04, 14,275.20 and 8,674.48 is: 11,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356.04 : 14,275.20 = 8,674.48 : x
  2. Step 2: Convert to fraction form
    10,356.04/14,275.20 = 8,674.48/x
  3. Step 3: Cross multiply
    10,356.04x = 14,275.20 × 8,674.48
  4. Step 4: Simplify right side
    10,356.04x = 123,829,936.90
  5. Step 5: Solve for x
    x = 123,829,936.90/10,356.04
  6. Step 6: Final answer
    x = 11,957.27

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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.