Home / 5,370.17-8,055.95-1,672.43

Finding the Fourth Proportional to 5,370.17, 8,055.95 and 1,672.43

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Solution

The fourth proportional to 5,370.17, 8,055.95 and 1,672.43 is: 2,508.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.17 : 8,055.95 = 1,672.43 : x
  2. Step 2: Convert to fraction form
    5,370.17/8,055.95 = 1,672.43/x
  3. Step 3: Cross multiply
    5,370.17x = 8,055.95 × 1,672.43
  4. Step 4: Simplify right side
    5,370.17x = 13,472,963.82
  5. Step 5: Solve for x
    x = 13,472,963.82/5,370.17
  6. Step 6: Final answer
    x = 2,508.85

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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.