Home / 5,748.90-8,621.53-2,461.11

Finding the Fourth Proportional to 5,748.90, 8,621.53 and 2,461.11

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Solution

The fourth proportional to 5,748.90, 8,621.53 and 2,461.11 is: 3,690.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,748.90 : 8,621.53 = 2,461.11 : x
  2. Step 2: Convert to fraction form
    5,748.90/8,621.53 = 2,461.11/x
  3. Step 3: Cross multiply
    5,748.90x = 8,621.53 × 2,461.11
  4. Step 4: Simplify right side
    5,748.90x = 21,218,521.39
  5. Step 5: Solve for x
    x = 21,218,521.39/5,748.90
  6. Step 6: Final answer
    x = 3,690.88

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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.