Home / 9,760.38-14,642.95-2,740.37

Finding the Fourth Proportional to 9,760.38, 14,642.95 and 2,740.37

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Solution

The fourth proportional to 9,760.38, 14,642.95 and 2,740.37 is: 4,111.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,760.38 : 14,642.95 = 2,740.37 : x
  2. Step 2: Convert to fraction form
    9,760.38/14,642.95 = 2,740.37/x
  3. Step 3: Cross multiply
    9,760.38x = 14,642.95 × 2,740.37
  4. Step 4: Simplify right side
    9,760.38x = 40,127,105.61
  5. Step 5: Solve for x
    x = 40,127,105.61/9,760.38
  6. Step 6: Final answer
    x = 4,111.22

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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.