Home / 8,312.08-12,473.88-3,695.44

Finding the Fourth Proportional to 8,312.08, 12,473.88 and 3,695.44

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Solution

The fourth proportional to 8,312.08, 12,473.88 and 3,695.44 is: 5,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312.08 : 12,473.88 = 3,695.44 : x
  2. Step 2: Convert to fraction form
    8,312.08/12,473.88 = 3,695.44/x
  3. Step 3: Cross multiply
    8,312.08x = 12,473.88 × 3,695.44
  4. Step 4: Simplify right side
    8,312.08x = 46,096,475.11
  5. Step 5: Solve for x
    x = 46,096,475.11/8,312.08
  6. Step 6: Final answer
    x = 5,545.72

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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.