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Finding the Fourth Proportional to 6,959.32, 10,432.65 and 3,623.65

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Solution

The fourth proportional to 6,959.32, 10,432.65 and 3,623.65 is: 5,432.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,959.32 : 10,432.65 = 3,623.65 : x
  2. Step 2: Convert to fraction form
    6,959.32/10,432.65 = 3,623.65/x
  3. Step 3: Cross multiply
    6,959.32x = 10,432.65 × 3,623.65
  4. Step 4: Simplify right side
    6,959.32x = 37,804,253.97
  5. Step 5: Solve for x
    x = 37,804,253.97/6,959.32
  6. Step 6: Final answer
    x = 5,432.18

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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.