Home / 4,700.91-6,487.15-2,711.55

Finding the Fourth Proportional to 4,700.91, 6,487.15 and 2,711.55

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Solution

The fourth proportional to 4,700.91, 6,487.15 and 2,711.55 is: 3,741.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700.91 : 6,487.15 = 2,711.55 : x
  2. Step 2: Convert to fraction form
    4,700.91/6,487.15 = 2,711.55/x
  3. Step 3: Cross multiply
    4,700.91x = 6,487.15 × 2,711.55
  4. Step 4: Simplify right side
    4,700.91x = 17,590,231.58
  5. Step 5: Solve for x
    x = 17,590,231.58/4,700.91
  6. Step 6: Final answer
    x = 3,741.88

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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.