Home / 8,207.65-11,325.23-4,670.92

Finding the Fourth Proportional to 8,207.65, 11,325.23 and 4,670.92

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Solution

The fourth proportional to 8,207.65, 11,325.23 and 4,670.92 is: 6,445.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.65 : 11,325.23 = 4,670.92 : x
  2. Step 2: Convert to fraction form
    8,207.65/11,325.23 = 4,670.92/x
  3. Step 3: Cross multiply
    8,207.65x = 11,325.23 × 4,670.92
  4. Step 4: Simplify right side
    8,207.65x = 52,899,198.36
  5. Step 5: Solve for x
    x = 52,899,198.36/8,207.65
  6. Step 6: Final answer
    x = 6,445.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.