Home / 5,595.76-8,385.47-4,980.70

Finding the Fourth Proportional to 5,595.76, 8,385.47 and 4,980.70

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Solution

The fourth proportional to 5,595.76, 8,385.47 and 4,980.70 is: 7,463.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.76 : 8,385.47 = 4,980.70 : x
  2. Step 2: Convert to fraction form
    5,595.76/8,385.47 = 4,980.70/x
  3. Step 3: Cross multiply
    5,595.76x = 8,385.47 × 4,980.70
  4. Step 4: Simplify right side
    5,595.76x = 41,765,510.43
  5. Step 5: Solve for x
    x = 41,765,510.43/5,595.76
  6. Step 6: Final answer
    x = 7,463.78

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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.