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Finding the Fourth Proportional to 10,489.94, 14,482.14 and 6,957.98

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Solution

The fourth proportional to 10,489.94, 14,482.14 and 6,957.98 is: 9,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,489.94 : 14,482.14 = 6,957.98 : x
  2. Step 2: Convert to fraction form
    10,489.94/14,482.14 = 6,957.98/x
  3. Step 3: Cross multiply
    10,489.94x = 14,482.14 × 6,957.98
  4. Step 4: Simplify right side
    10,489.94x = 100,766,440.48
  5. Step 5: Solve for x
    x = 100,766,440.48/10,489.94
  6. Step 6: Final answer
    x = 9,606.01

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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.