Home / 5,337.49-8,006.23-1,639.77

Finding the Fourth Proportional to 5,337.49, 8,006.23 and 1,639.77

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Solution

The fourth proportional to 5,337.49, 8,006.23 and 1,639.77 is: 2,459.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.49 : 8,006.23 = 1,639.77 : x
  2. Step 2: Convert to fraction form
    5,337.49/8,006.23 = 1,639.77/x
  3. Step 3: Cross multiply
    5,337.49x = 8,006.23 × 1,639.77
  4. Step 4: Simplify right side
    5,337.49x = 13,128,375.77
  5. Step 5: Solve for x
    x = 13,128,375.77/5,337.49
  6. Step 6: Final answer
    x = 2,459.65

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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.