Home / 5,590.56-7,712.28-3,600.48

Finding the Fourth Proportional to 5,590.56, 7,712.28 and 3,600.48

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Solution

The fourth proportional to 5,590.56, 7,712.28 and 3,600.48 is: 4,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,590.56 : 7,712.28 = 3,600.48 : x
  2. Step 2: Convert to fraction form
    5,590.56/7,712.28 = 3,600.48/x
  3. Step 3: Cross multiply
    5,590.56x = 7,712.28 × 3,600.48
  4. Step 4: Simplify right side
    5,590.56x = 27,767,909.89
  5. Step 5: Solve for x
    x = 27,767,909.89/5,590.56
  6. Step 6: Final answer
    x = 4,966.93

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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.