Home / 4,353.81-6,531.17-1,392.48

Finding the Fourth Proportional to 4,353.81, 6,531.17 and 1,392.48

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Solution

The fourth proportional to 4,353.81, 6,531.17 and 1,392.48 is: 2,088.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,353.81 : 6,531.17 = 1,392.48 : x
  2. Step 2: Convert to fraction form
    4,353.81/6,531.17 = 1,392.48/x
  3. Step 3: Cross multiply
    4,353.81x = 6,531.17 × 1,392.48
  4. Step 4: Simplify right side
    4,353.81x = 9,094,516.64
  5. Step 5: Solve for x
    x = 9,094,516.64/4,353.81
  6. Step 6: Final answer
    x = 2,088.86

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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.