Home / 8,541.35-11,787.12-4,764.75

Finding the Fourth Proportional to 8,541.35, 11,787.12 and 4,764.75

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Solution

The fourth proportional to 8,541.35, 11,787.12 and 4,764.75 is: 6,575.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,541.35 : 11,787.12 = 4,764.75 : x
  2. Step 2: Convert to fraction form
    8,541.35/11,787.12 = 4,764.75/x
  3. Step 3: Cross multiply
    8,541.35x = 11,787.12 × 4,764.75
  4. Step 4: Simplify right side
    8,541.35x = 56,162,680.02
  5. Step 5: Solve for x
    x = 56,162,680.02/8,541.35
  6. Step 6: Final answer
    x = 6,575.39

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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.