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Finding the Fourth Proportional to 5,865.12, 8,797.68 and 4,708.56

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Solution

The fourth proportional to 5,865.12, 8,797.68 and 4,708.56 is: 7,062.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.12 : 8,797.68 = 4,708.56 : x
  2. Step 2: Convert to fraction form
    5,865.12/8,797.68 = 4,708.56/x
  3. Step 3: Cross multiply
    5,865.12x = 8,797.68 × 4,708.56
  4. Step 4: Simplify right side
    5,865.12x = 41,424,404.14
  5. Step 5: Solve for x
    x = 41,424,404.14/5,865.12
  6. Step 6: Final answer
    x = 7,062.84

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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.