Home / 9,760.92-14,643.89-2,740.95

Finding the Fourth Proportional to 9,760.92, 14,643.89 and 2,740.95

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Solution

The fourth proportional to 9,760.92, 14,643.89 and 2,740.95 is: 4,112.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.92 : 14,643.89 = 2,740.95 : x
  2. Step 2: Convert to fraction form
    9,760.92/14,643.89 = 2,740.95/x
  3. Step 3: Cross multiply
    9,760.92x = 14,643.89 × 2,740.95
  4. Step 4: Simplify right side
    9,760.92x = 40,138,156.59
  5. Step 5: Solve for x
    x = 40,138,156.59/9,760.92
  6. Step 6: Final answer
    x = 4,112.13

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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.