Home / 9,432.65-13,017.81-5,453.83

Finding the Fourth Proportional to 9,432.65, 13,017.81 and 5,453.83

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Solution

The fourth proportional to 9,432.65, 13,017.81 and 5,453.83 is: 7,526.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,432.65 : 13,017.81 = 5,453.83 : x
  2. Step 2: Convert to fraction form
    9,432.65/13,017.81 = 5,453.83/x
  3. Step 3: Cross multiply
    9,432.65x = 13,017.81 × 5,453.83
  4. Step 4: Simplify right side
    9,432.65x = 70,996,959.44
  5. Step 5: Solve for x
    x = 70,996,959.44/9,432.65
  6. Step 6: Final answer
    x = 7,526.72

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Double scale
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Similar ratio
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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.