Home / 2,217.84-3,059.64-1,471.92

Finding the Fourth Proportional to 2,217.84, 3,059.64 and 1,471.92

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Solution

The fourth proportional to 2,217.84, 3,059.64 and 1,471.92 is: 2,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.84 : 3,059.64 = 1,471.92 : x
  2. Step 2: Convert to fraction form
    2,217.84/3,059.64 = 1,471.92/x
  3. Step 3: Cross multiply
    2,217.84x = 3,059.64 × 1,471.92
  4. Step 4: Simplify right side
    2,217.84x = 4,503,545.31
  5. Step 5: Solve for x
    x = 4,503,545.31/2,217.84
  6. Step 6: Final answer
    x = 2,030.60

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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.