Home / 7,165.08-10,748.70-2,547

Finding the Fourth Proportional to 7,165.08, 10,748.70 and 2,547

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Solution

The fourth proportional to 7,165.08, 10,748.70 and 2,547 is: 3,820.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,165.08 : 10,748.70 = 2,547 : x
  2. Step 2: Convert to fraction form
    7,165.08/10,748.70 = 2,547/x
  3. Step 3: Cross multiply
    7,165.08x = 10,748.70 × 2,547
  4. Step 4: Simplify right side
    7,165.08x = 27,376,938.90
  5. Step 5: Solve for x
    x = 27,376,938.90/7,165.08
  6. Step 6: Final answer
    x = 3,820.88

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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.