Home / 10,132.36-15,202.10-5,204.32

Finding the Fourth Proportional to 10,132.36, 15,202.10 and 5,204.32

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Solution

The fourth proportional to 10,132.36, 15,202.10 and 5,204.32 is: 7,808.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.36 : 15,202.10 = 5,204.32 : x
  2. Step 2: Convert to fraction form
    10,132.36/15,202.10 = 5,204.32/x
  3. Step 3: Cross multiply
    10,132.36x = 15,202.10 × 5,204.32
  4. Step 4: Simplify right side
    10,132.36x = 79,116,593.07
  5. Step 5: Solve for x
    x = 79,116,593.07/10,132.36
  6. Step 6: Final answer
    x = 7,808.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.