Home / 1,541.91-2,140.39-1,444.71

Finding the Fourth Proportional to 1,541.91, 2,140.39 and 1,444.71

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Solution

The fourth proportional to 1,541.91, 2,140.39 and 1,444.71 is: 2,005.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.91 : 2,140.39 = 1,444.71 : x
  2. Step 2: Convert to fraction form
    1,541.91/2,140.39 = 1,444.71/x
  3. Step 3: Cross multiply
    1,541.91x = 2,140.39 × 1,444.71
  4. Step 4: Simplify right side
    1,541.91x = 3,092,242.84
  5. Step 5: Solve for x
    x = 3,092,242.84/1,541.91
  6. Step 6: Final answer
    x = 2,005.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.