Home / 3,154.17-4,352.37-1,827.70

Finding the Fourth Proportional to 3,154.17, 4,352.37 and 1,827.70

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Solution

The fourth proportional to 3,154.17, 4,352.37 and 1,827.70 is: 2,521.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,154.17 : 4,352.37 = 1,827.70 : x
  2. Step 2: Convert to fraction form
    3,154.17/4,352.37 = 1,827.70/x
  3. Step 3: Cross multiply
    3,154.17x = 4,352.37 × 1,827.70
  4. Step 4: Simplify right side
    3,154.17x = 7,954,808.91
  5. Step 5: Solve for x
    x = 7,954,808.91/3,154.17
  6. Step 6: Final answer
    x = 2,521.99

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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.