Home / 4,444.20-6,666.30-3,715.20

Finding the Fourth Proportional to 4,444.20, 6,666.30 and 3,715.20

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Solution

The fourth proportional to 4,444.20, 6,666.30 and 3,715.20 is: 5,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,444.20 : 6,666.30 = 3,715.20 : x
  2. Step 2: Convert to fraction form
    4,444.20/6,666.30 = 3,715.20/x
  3. Step 3: Cross multiply
    4,444.20x = 6,666.30 × 3,715.20
  4. Step 4: Simplify right side
    4,444.20x = 24,766,637.76
  5. Step 5: Solve for x
    x = 24,766,637.76/4,444.20
  6. Step 6: Final answer
    x = 5,572.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.