Home / 6,801.20-9,387.60-4,411.12

Finding the Fourth Proportional to 6,801.20, 9,387.60 and 4,411.12

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Solution

The fourth proportional to 6,801.20, 9,387.60 and 4,411.12 is: 6,088.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.20 : 9,387.60 = 4,411.12 : x
  2. Step 2: Convert to fraction form
    6,801.20/9,387.60 = 4,411.12/x
  3. Step 3: Cross multiply
    6,801.20x = 9,387.60 × 4,411.12
  4. Step 4: Simplify right side
    6,801.20x = 41,409,830.11
  5. Step 5: Solve for x
    x = 41,409,830.11/6,801.20
  6. Step 6: Final answer
    x = 6,088.61

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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.