Home / 10,094.57-13,930.36-5,618.32

Finding the Fourth Proportional to 10,094.57, 13,930.36 and 5,618.32

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Solution

The fourth proportional to 10,094.57, 13,930.36 and 5,618.32 is: 7,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094.57 : 13,930.36 = 5,618.32 : x
  2. Step 2: Convert to fraction form
    10,094.57/13,930.36 = 5,618.32/x
  3. Step 3: Cross multiply
    10,094.57x = 13,930.36 × 5,618.32
  4. Step 4: Simplify right side
    10,094.57x = 78,265,202.78
  5. Step 5: Solve for x
    x = 78,265,202.78/10,094.57
  6. Step 6: Final answer
    x = 7,753.20

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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.