Home / 8,042.04-11,100.24-5,247

Finding the Fourth Proportional to 8,042.04, 11,100.24 and 5,247

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Solution

The fourth proportional to 8,042.04, 11,100.24 and 5,247 is: 7,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042.04 : 11,100.24 = 5,247 : x
  2. Step 2: Convert to fraction form
    8,042.04/11,100.24 = 5,247/x
  3. Step 3: Cross multiply
    8,042.04x = 11,100.24 × 5,247
  4. Step 4: Simplify right side
    8,042.04x = 58,242,959.28
  5. Step 5: Solve for x
    x = 58,242,959.28/8,042.04
  6. Step 6: Final answer
    x = 7,242.31

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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.