Home / 5,079.54-7,617.12-1,748.13

Finding the Fourth Proportional to 5,079.54, 7,617.12 and 1,748.13

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Solution

The fourth proportional to 5,079.54, 7,617.12 and 1,748.13 is: 2,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,079.54 : 7,617.12 = 1,748.13 : x
  2. Step 2: Convert to fraction form
    5,079.54/7,617.12 = 1,748.13/x
  3. Step 3: Cross multiply
    5,079.54x = 7,617.12 × 1,748.13
  4. Step 4: Simplify right side
    5,079.54x = 13,315,715.99
  5. Step 5: Solve for x
    x = 13,315,715.99/5,079.54
  6. Step 6: Final answer
    x = 2,621.44

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1.5x scale

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.