Home / 10,216.14-15,330.13-4,292.56

Finding the Fourth Proportional to 10,216.14, 15,330.13 and 4,292.56

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Solution

The fourth proportional to 10,216.14, 15,330.13 and 4,292.56 is: 6,441.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,216.14 : 15,330.13 = 4,292.56 : x
  2. Step 2: Convert to fraction form
    10,216.14/15,330.13 = 4,292.56/x
  3. Step 3: Cross multiply
    10,216.14x = 15,330.13 × 4,292.56
  4. Step 4: Simplify right side
    10,216.14x = 65,805,455.64
  5. Step 5: Solve for x
    x = 65,805,455.64/10,216.14
  6. Step 6: Final answer
    x = 6,441.32

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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.