Home / 11,541.56-17,321.72-6,547.10

Finding the Fourth Proportional to 11,541.56, 17,321.72 and 6,547.10

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Solution

The fourth proportional to 11,541.56, 17,321.72 and 6,547.10 is: 9,825.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,541.56 : 17,321.72 = 6,547.10 : x
  2. Step 2: Convert to fraction form
    11,541.56/17,321.72 = 6,547.10/x
  3. Step 3: Cross multiply
    11,541.56x = 17,321.72 × 6,547.10
  4. Step 4: Simplify right side
    11,541.56x = 113,406,913.67
  5. Step 5: Solve for x
    x = 113,406,913.67/11,541.56
  6. Step 6: Final answer
    x = 9,825.96

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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.