Home / 5,590.56-7,715.58-3,200.74

Finding the Fourth Proportional to 5,590.56, 7,715.58 and 3,200.74

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Solution

The fourth proportional to 5,590.56, 7,715.58 and 3,200.74 is: 4,417.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.56 : 7,715.58 = 3,200.74 : x
  2. Step 2: Convert to fraction form
    5,590.56/7,715.58 = 3,200.74/x
  3. Step 3: Cross multiply
    5,590.56x = 7,715.58 × 3,200.74
  4. Step 4: Simplify right side
    5,590.56x = 24,695,565.53
  5. Step 5: Solve for x
    x = 24,695,565.53/5,590.56
  6. Step 6: Final answer
    x = 4,417.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.