Home / 4,145.94-5,721.02-2,377.30

Finding the Fourth Proportional to 4,145.94, 5,721.02 and 2,377.30

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Solution

The fourth proportional to 4,145.94, 5,721.02 and 2,377.30 is: 3,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.94 : 5,721.02 = 2,377.30 : x
  2. Step 2: Convert to fraction form
    4,145.94/5,721.02 = 2,377.30/x
  3. Step 3: Cross multiply
    4,145.94x = 5,721.02 × 2,377.30
  4. Step 4: Simplify right side
    4,145.94x = 13,600,580.85
  5. Step 5: Solve for x
    x = 13,600,580.85/4,145.94
  6. Step 6: Final answer
    x = 3,280.46

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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.