Home / 4,457.91-6,687.95-1,337.91

Finding the Fourth Proportional to 4,457.91, 6,687.95 and 1,337.91

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Solution

The fourth proportional to 4,457.91, 6,687.95 and 1,337.91 is: 2,007.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,457.91 : 6,687.95 = 1,337.91 : x
  2. Step 2: Convert to fraction form
    4,457.91/6,687.95 = 1,337.91/x
  3. Step 3: Cross multiply
    4,457.91x = 6,687.95 × 1,337.91
  4. Step 4: Simplify right side
    4,457.91x = 8,947,868.49
  5. Step 5: Solve for x
    x = 8,947,868.49/4,457.91
  6. Step 6: Final answer
    x = 2,007.19

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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.