Home / 2,720.13-3,752.51-1,600.35

Finding the Fourth Proportional to 2,720.13, 3,752.51 and 1,600.35

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Solution

The fourth proportional to 2,720.13, 3,752.51 and 1,600.35 is: 2,207.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,720.13 : 3,752.51 = 1,600.35 : x
  2. Step 2: Convert to fraction form
    2,720.13/3,752.51 = 1,600.35/x
  3. Step 3: Cross multiply
    2,720.13x = 3,752.51 × 1,600.35
  4. Step 4: Simplify right side
    2,720.13x = 6,005,321.38
  5. Step 5: Solve for x
    x = 6,005,321.38/2,720.13
  6. Step 6: Final answer
    x = 2,207.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.