Home / 10,065.24-15,089.28-4,438.68

Finding the Fourth Proportional to 10,065.24, 15,089.28 and 4,438.68

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Solution

The fourth proportional to 10,065.24, 15,089.28 and 4,438.68 is: 6,654.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,065.24 : 15,089.28 = 4,438.68 : x
  2. Step 2: Convert to fraction form
    10,065.24/15,089.28 = 4,438.68/x
  3. Step 3: Cross multiply
    10,065.24x = 15,089.28 × 4,438.68
  4. Step 4: Simplify right side
    10,065.24x = 66,976,485.35
  5. Step 5: Solve for x
    x = 66,976,485.35/10,065.24
  6. Step 6: Final answer
    x = 6,654.24

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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.