Home / 10,334.60-15,501.90-7,224.20

Finding the Fourth Proportional to 10,334.60, 15,501.90 and 7,224.20

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Solution

The fourth proportional to 10,334.60, 15,501.90 and 7,224.20 is: 10,836.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.60 : 15,501.90 = 7,224.20 : x
  2. Step 2: Convert to fraction form
    10,334.60/15,501.90 = 7,224.20/x
  3. Step 3: Cross multiply
    10,334.60x = 15,501.90 × 7,224.20
  4. Step 4: Simplify right side
    10,334.60x = 111,988,825.98
  5. Step 5: Solve for x
    x = 111,988,825.98/10,334.60
  6. Step 6: Final answer
    x = 10,836.30

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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.