Home / 4,862.85-7,294.43-1,901.18

Finding the Fourth Proportional to 4,862.85, 7,294.43 and 1,901.18

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Solution

The fourth proportional to 4,862.85, 7,294.43 and 1,901.18 is: 2,851.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,862.85 : 7,294.43 = 1,901.18 : x
  2. Step 2: Convert to fraction form
    4,862.85/7,294.43 = 1,901.18/x
  3. Step 3: Cross multiply
    4,862.85x = 7,294.43 × 1,901.18
  4. Step 4: Simplify right side
    4,862.85x = 13,867,978.45
  5. Step 5: Solve for x
    x = 13,867,978.45/4,862.85
  6. Step 6: Final answer
    x = 2,851.82

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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.