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Finding the Fourth Proportional to 8,417.58, 12,625.88 and 2,573.72

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Solution

The fourth proportional to 8,417.58, 12,625.88 and 2,573.72 is: 3,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,417.58 : 12,625.88 = 2,573.72 : x
  2. Step 2: Convert to fraction form
    8,417.58/12,625.88 = 2,573.72/x
  3. Step 3: Cross multiply
    8,417.58x = 12,625.88 × 2,573.72
  4. Step 4: Simplify right side
    8,417.58x = 32,495,479.87
  5. Step 5: Solve for x
    x = 32,495,479.87/8,417.58
  6. Step 6: Final answer
    x = 3,860.43

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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.