Home / 8,736.67-12,056.08-4,757.55

Finding the Fourth Proportional to 8,736.67, 12,056.08 and 4,757.55

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Solution

The fourth proportional to 8,736.67, 12,056.08 and 4,757.55 is: 6,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.67 : 12,056.08 = 4,757.55 : x
  2. Step 2: Convert to fraction form
    8,736.67/12,056.08 = 4,757.55/x
  3. Step 3: Cross multiply
    8,736.67x = 12,056.08 × 4,757.55
  4. Step 4: Simplify right side
    8,736.67x = 57,357,403.40
  5. Step 5: Solve for x
    x = 57,357,403.40/8,736.67
  6. Step 6: Final answer
    x = 6,565.13

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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.