Home / 3,587.67-4,920.09-3,437.99

Finding the Fourth Proportional to 3,587.67, 4,920.09 and 3,437.99

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Solution

The fourth proportional to 3,587.67, 4,920.09 and 3,437.99 is: 4,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.67 : 4,920.09 = 3,437.99 : x
  2. Step 2: Convert to fraction form
    3,587.67/4,920.09 = 3,437.99/x
  3. Step 3: Cross multiply
    3,587.67x = 4,920.09 × 3,437.99
  4. Step 4: Simplify right side
    3,587.67x = 16,915,248.19
  5. Step 5: Solve for x
    x = 16,915,248.19/3,587.67
  6. Step 6: Final answer
    x = 4,714.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.