Home / 10,355.24-15,538.33-4,512.31

Finding the Fourth Proportional to 10,355.24, 15,538.33 and 4,512.31

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Solution

The fourth proportional to 10,355.24, 15,538.33 and 4,512.31 is: 6,770.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355.24 : 15,538.33 = 4,512.31 : x
  2. Step 2: Convert to fraction form
    10,355.24/15,538.33 = 4,512.31/x
  3. Step 3: Cross multiply
    10,355.24x = 15,538.33 × 4,512.31
  4. Step 4: Simplify right side
    10,355.24x = 70,113,728.64
  5. Step 5: Solve for x
    x = 70,113,728.64/10,355.24
  6. Step 6: Final answer
    x = 6,770.84

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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.