Home / 3,443.85-4,752.55-1,871.95

Finding the Fourth Proportional to 3,443.85, 4,752.55 and 1,871.95

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Solution

The fourth proportional to 3,443.85, 4,752.55 and 1,871.95 is: 2,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.85 : 4,752.55 = 1,871.95 : x
  2. Step 2: Convert to fraction form
    3,443.85/4,752.55 = 1,871.95/x
  3. Step 3: Cross multiply
    3,443.85x = 4,752.55 × 1,871.95
  4. Step 4: Simplify right side
    3,443.85x = 8,896,512.21
  5. Step 5: Solve for x
    x = 8,896,512.21/3,443.85
  6. Step 6: Final answer
    x = 2,583.30

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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.