Home / 2,045.44-3,062.40-1,395.20

Finding the Fourth Proportional to 2,045.44, 3,062.40 and 1,395.20

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Solution

The fourth proportional to 2,045.44, 3,062.40 and 1,395.20 is: 2,088.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.44 : 3,062.40 = 1,395.20 : x
  2. Step 2: Convert to fraction form
    2,045.44/3,062.40 = 1,395.20/x
  3. Step 3: Cross multiply
    2,045.44x = 3,062.40 × 1,395.20
  4. Step 4: Simplify right side
    2,045.44x = 4,272,660.48
  5. Step 5: Solve for x
    x = 4,272,660.48/2,045.44
  6. Step 6: Final answer
    x = 2,088.87

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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.