Home / 10,055.20-13,877.04-5,863.36

Finding the Fourth Proportional to 10,055.20, 13,877.04 and 5,863.36

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Solution

The fourth proportional to 10,055.20, 13,877.04 and 5,863.36 is: 8,091.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.20 : 13,877.04 = 5,863.36 : x
  2. Step 2: Convert to fraction form
    10,055.20/13,877.04 = 5,863.36/x
  3. Step 3: Cross multiply
    10,055.20x = 13,877.04 × 5,863.36
  4. Step 4: Simplify right side
    10,055.20x = 81,366,081.25
  5. Step 5: Solve for x
    x = 81,366,081.25/10,055.20
  6. Step 6: Final answer
    x = 8,091.94

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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.