Home / 6,555.60-9,831.68-4,475.22

Finding the Fourth Proportional to 6,555.60, 9,831.68 and 4,475.22

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Solution

The fourth proportional to 6,555.60, 9,831.68 and 4,475.22 is: 6,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.60 : 9,831.68 = 4,475.22 : x
  2. Step 2: Convert to fraction form
    6,555.60/9,831.68 = 4,475.22/x
  3. Step 3: Cross multiply
    6,555.60x = 9,831.68 × 4,475.22
  4. Step 4: Simplify right side
    6,555.60x = 43,998,930.97
  5. Step 5: Solve for x
    x = 43,998,930.97/6,555.60
  6. Step 6: Final answer
    x = 6,711.66

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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.