Home / 3,697.12-5,541.60-2,053.12

Finding the Fourth Proportional to 3,697.12, 5,541.60 and 2,053.12

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Solution

The fourth proportional to 3,697.12, 5,541.60 and 2,053.12 is: 3,077.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.12 : 5,541.60 = 2,053.12 : x
  2. Step 2: Convert to fraction form
    3,697.12/5,541.60 = 2,053.12/x
  3. Step 3: Cross multiply
    3,697.12x = 5,541.60 × 2,053.12
  4. Step 4: Simplify right side
    3,697.12x = 11,377,569.79
  5. Step 5: Solve for x
    x = 11,377,569.79/3,697.12
  6. Step 6: Final answer
    x = 3,077.41

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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.