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Finding the Fourth Proportional to 5,576.64, 8,345.52 and 4,708.32

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Solution

The fourth proportional to 5,576.64, 8,345.52 and 4,708.32 is: 7,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,576.64 : 8,345.52 = 4,708.32 : x
  2. Step 2: Convert to fraction form
    5,576.64/8,345.52 = 4,708.32/x
  3. Step 3: Cross multiply
    5,576.64x = 8,345.52 × 4,708.32
  4. Step 4: Simplify right side
    5,576.64x = 39,293,378.73
  5. Step 5: Solve for x
    x = 39,293,378.73/5,576.64
  6. Step 6: Final answer
    x = 7,046.07

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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.