Home / 8,767.08-12,098.12-4,787.42

Finding the Fourth Proportional to 8,767.08, 12,098.12 and 4,787.42

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Solution

The fourth proportional to 8,767.08, 12,098.12 and 4,787.42 is: 6,606.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,767.08 : 12,098.12 = 4,787.42 : x
  2. Step 2: Convert to fraction form
    8,767.08/12,098.12 = 4,787.42/x
  3. Step 3: Cross multiply
    8,767.08x = 12,098.12 × 4,787.42
  4. Step 4: Simplify right side
    8,767.08x = 57,918,697.22
  5. Step 5: Solve for x
    x = 57,918,697.22/8,767.08
  6. Step 6: Final answer
    x = 6,606.38

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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.