Home / 9,923.77-13,694.02-5,447.51

Finding the Fourth Proportional to 9,923.77, 13,694.02 and 5,447.51

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Solution

The fourth proportional to 9,923.77, 13,694.02 and 5,447.51 is: 7,517.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,923.77 : 13,694.02 = 5,447.51 : x
  2. Step 2: Convert to fraction form
    9,923.77/13,694.02 = 5,447.51/x
  3. Step 3: Cross multiply
    9,923.77x = 13,694.02 × 5,447.51
  4. Step 4: Simplify right side
    9,923.77x = 74,598,228.80
  5. Step 5: Solve for x
    x = 74,598,228.80/9,923.77
  6. Step 6: Final answer
    x = 7,517.13

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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.