Home / 8,766.46-12,098.88-5,580.08

Finding the Fourth Proportional to 8,766.46, 12,098.88 and 5,580.08

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Solution

The fourth proportional to 8,766.46, 12,098.88 and 5,580.08 is: 7,701.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.46 : 12,098.88 = 5,580.08 : x
  2. Step 2: Convert to fraction form
    8,766.46/12,098.88 = 5,580.08/x
  3. Step 3: Cross multiply
    8,766.46x = 12,098.88 × 5,580.08
  4. Step 4: Simplify right side
    8,766.46x = 67,512,718.31
  5. Step 5: Solve for x
    x = 67,512,718.31/8,766.46
  6. Step 6: Final answer
    x = 7,701.25

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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.