Home / 10,055.20-13,879.36-5,864.24

Finding the Fourth Proportional to 10,055.20, 13,879.36 and 5,864.24

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Solution

The fourth proportional to 10,055.20, 13,879.36 and 5,864.24 is: 8,094.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,055.20 : 13,879.36 = 5,864.24 : x
  2. Step 2: Convert to fraction form
    10,055.20/13,879.36 = 5,864.24/x
  3. Step 3: Cross multiply
    10,055.20x = 13,879.36 × 5,864.24
  4. Step 4: Simplify right side
    10,055.20x = 81,391,898.09
  5. Step 5: Solve for x
    x = 81,391,898.09/10,055.20
  6. Step 6: Final answer
    x = 8,094.51

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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.