Home / 1,600.13-2,400.33-1,170.02

Finding the Fourth Proportional to 1,600.13, 2,400.33 and 1,170.02

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Solution

The fourth proportional to 1,600.13, 2,400.33 and 1,170.02 is: 1,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.13 : 2,400.33 = 1,170.02 : x
  2. Step 2: Convert to fraction form
    1,600.13/2,400.33 = 1,170.02/x
  3. Step 3: Cross multiply
    1,600.13x = 2,400.33 × 1,170.02
  4. Step 4: Simplify right side
    1,600.13x = 2,808,434.11
  5. Step 5: Solve for x
    x = 2,808,434.11/1,600.13
  6. Step 6: Final answer
    x = 1,755.13

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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.