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Finding the Fourth Proportional to 5,870.56, 8,800.90 and 2,748.92

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Solution

The fourth proportional to 5,870.56, 8,800.90 and 2,748.92 is: 4,121.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.56 : 8,800.90 = 2,748.92 : x
  2. Step 2: Convert to fraction form
    5,870.56/8,800.90 = 2,748.92/x
  3. Step 3: Cross multiply
    5,870.56x = 8,800.90 × 2,748.92
  4. Step 4: Simplify right side
    5,870.56x = 24,192,984.12
  5. Step 5: Solve for x
    x = 24,192,984.12/5,870.56
  6. Step 6: Final answer
    x = 4,121.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.