Home / 10,444.28-14,412.98-5,728.58

Finding the Fourth Proportional to 10,444.28, 14,412.98 and 5,728.58

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Solution

The fourth proportional to 10,444.28, 14,412.98 and 5,728.58 is: 7,905.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,444.28 : 14,412.98 = 5,728.58 : x
  2. Step 2: Convert to fraction form
    10,444.28/14,412.98 = 5,728.58/x
  3. Step 3: Cross multiply
    10,444.28x = 14,412.98 × 5,728.58
  4. Step 4: Simplify right side
    10,444.28x = 82,565,908.97
  5. Step 5: Solve for x
    x = 82,565,908.97/10,444.28
  6. Step 6: Final answer
    x = 7,905.37

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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.