Home / 9,881.94-13,644.21-6,110.28

Finding the Fourth Proportional to 9,881.94, 13,644.21 and 6,110.28

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Solution

The fourth proportional to 9,881.94, 13,644.21 and 6,110.28 is: 8,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,881.94 : 13,644.21 = 6,110.28 : x
  2. Step 2: Convert to fraction form
    9,881.94/13,644.21 = 6,110.28/x
  3. Step 3: Cross multiply
    9,881.94x = 13,644.21 × 6,110.28
  4. Step 4: Simplify right side
    9,881.94x = 83,369,966.39
  5. Step 5: Solve for x
    x = 83,369,966.39/9,881.94
  6. Step 6: Final answer
    x = 8,436.60

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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.