Home / 4,457.40-6,687.04-1,337.28

Finding the Fourth Proportional to 4,457.40, 6,687.04 and 1,337.28

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Solution

The fourth proportional to 4,457.40, 6,687.04 and 1,337.28 is: 2,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.40 : 6,687.04 = 1,337.28 : x
  2. Step 2: Convert to fraction form
    4,457.40/6,687.04 = 1,337.28/x
  3. Step 3: Cross multiply
    4,457.40x = 6,687.04 × 1,337.28
  4. Step 4: Simplify right side
    4,457.40x = 8,942,444.85
  5. Step 5: Solve for x
    x = 8,942,444.85/4,457.40
  6. Step 6: Final answer
    x = 2,006.20

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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.