Home / 9,325.76-12,869.58-5,134.02

Finding the Fourth Proportional to 9,325.76, 12,869.58 and 5,134.02

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Solution

The fourth proportional to 9,325.76, 12,869.58 and 5,134.02 is: 7,084.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,325.76 : 12,869.58 = 5,134.02 : x
  2. Step 2: Convert to fraction form
    9,325.76/12,869.58 = 5,134.02/x
  3. Step 3: Cross multiply
    9,325.76x = 12,869.58 × 5,134.02
  4. Step 4: Simplify right side
    9,325.76x = 66,072,681.11
  5. Step 5: Solve for x
    x = 66,072,681.11/9,325.76
  6. Step 6: Final answer
    x = 7,084.96

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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.