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Finding the Fourth Proportional to 6,374.64, 9,567.20 and 3,256.92

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Solution

The fourth proportional to 6,374.64, 9,567.20 and 3,256.92 is: 4,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,374.64 : 9,567.20 = 3,256.92 : x
  2. Step 2: Convert to fraction form
    6,374.64/9,567.20 = 3,256.92/x
  3. Step 3: Cross multiply
    6,374.64x = 9,567.20 × 3,256.92
  4. Step 4: Simplify right side
    6,374.64x = 31,159,605.02
  5. Step 5: Solve for x
    x = 31,159,605.02/6,374.64
  6. Step 6: Final answer
    x = 4,888.06

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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.