Home / 5,580.04-8,370.56-3,983.86

Finding the Fourth Proportional to 5,580.04, 8,370.56 and 3,983.86

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Solution

The fourth proportional to 5,580.04, 8,370.56 and 3,983.86 is: 5,976.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,580.04 : 8,370.56 = 3,983.86 : x
  2. Step 2: Convert to fraction form
    5,580.04/8,370.56 = 3,983.86/x
  3. Step 3: Cross multiply
    5,580.04x = 8,370.56 × 3,983.86
  4. Step 4: Simplify right side
    5,580.04x = 33,347,139.16
  5. Step 5: Solve for x
    x = 33,347,139.16/5,580.04
  6. Step 6: Final answer
    x = 5,976.15

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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.