Home / 9,944.93-13,721.94-5,913.18

Finding the Fourth Proportional to 9,944.93, 13,721.94 and 5,913.18

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Solution

The fourth proportional to 9,944.93, 13,721.94 and 5,913.18 is: 8,158.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,944.93 : 13,721.94 = 5,913.18 : x
  2. Step 2: Convert to fraction form
    9,944.93/13,721.94 = 5,913.18/x
  3. Step 3: Cross multiply
    9,944.93x = 13,721.94 × 5,913.18
  4. Step 4: Simplify right side
    9,944.93x = 81,140,301.17
  5. Step 5: Solve for x
    x = 81,140,301.17/9,944.93
  6. Step 6: Final answer
    x = 8,158.96

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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.