Home / 10,235.24-15,353.12-7,654.56

Finding the Fourth Proportional to 10,235.24, 15,353.12 and 7,654.56

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Solution

The fourth proportional to 10,235.24, 15,353.12 and 7,654.56 is: 11,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,235.24 : 15,353.12 = 7,654.56 : x
  2. Step 2: Convert to fraction form
    10,235.24/15,353.12 = 7,654.56/x
  3. Step 3: Cross multiply
    10,235.24x = 15,353.12 × 7,654.56
  4. Step 4: Simplify right side
    10,235.24x = 117,521,378.23
  5. Step 5: Solve for x
    x = 117,521,378.23/10,235.24
  6. Step 6: Final answer
    x = 11,482.03

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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.