Home / 8,557.40-12,812.92-4,444.76

Finding the Fourth Proportional to 8,557.40, 12,812.92 and 4,444.76

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Solution

The fourth proportional to 8,557.40, 12,812.92 and 4,444.76 is: 6,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,557.40 : 12,812.92 = 4,444.76 : x
  2. Step 2: Convert to fraction form
    8,557.40/12,812.92 = 4,444.76/x
  3. Step 3: Cross multiply
    8,557.40x = 12,812.92 × 4,444.76
  4. Step 4: Simplify right side
    8,557.40x = 56,950,354.30
  5. Step 5: Solve for x
    x = 56,950,354.30/8,557.40
  6. Step 6: Final answer
    x = 6,655.10

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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.