Home / 5,162.73-7,125.98-3,038.95

Finding the Fourth Proportional to 5,162.73, 7,125.98 and 3,038.95

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Solution

The fourth proportional to 5,162.73, 7,125.98 and 3,038.95 is: 4,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,162.73 : 7,125.98 = 3,038.95 : x
  2. Step 2: Convert to fraction form
    5,162.73/7,125.98 = 3,038.95/x
  3. Step 3: Cross multiply
    5,162.73x = 7,125.98 × 3,038.95
  4. Step 4: Simplify right side
    5,162.73x = 21,655,446.10
  5. Step 5: Solve for x
    x = 21,655,446.10/5,162.73
  6. Step 6: Final answer
    x = 4,194.57

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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.