Home / 5,061.88-6,985.40-2,793.17

Finding the Fourth Proportional to 5,061.88, 6,985.40 and 2,793.17

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Solution

The fourth proportional to 5,061.88, 6,985.40 and 2,793.17 is: 3,854.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,061.88 : 6,985.40 = 2,793.17 : x
  2. Step 2: Convert to fraction form
    5,061.88/6,985.40 = 2,793.17/x
  3. Step 3: Cross multiply
    5,061.88x = 6,985.40 × 2,793.17
  4. Step 4: Simplify right side
    5,061.88x = 19,511,409.72
  5. Step 5: Solve for x
    x = 19,511,409.72/5,061.88
  6. Step 6: Final answer
    x = 3,854.58

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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.