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Finding the Fourth Proportional to 8,326.96, 12,482.16 and 4,630.88

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Solution

The fourth proportional to 8,326.96, 12,482.16 and 4,630.88 is: 6,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,326.96 : 12,482.16 = 4,630.88 : x
  2. Step 2: Convert to fraction form
    8,326.96/12,482.16 = 4,630.88/x
  3. Step 3: Cross multiply
    8,326.96x = 12,482.16 × 4,630.88
  4. Step 4: Simplify right side
    8,326.96x = 57,803,385.10
  5. Step 5: Solve for x
    x = 57,803,385.10/8,326.96
  6. Step 6: Final answer
    x = 6,941.72

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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.