Home / 10,146.48-15,222.53-4,226.15

Finding the Fourth Proportional to 10,146.48, 15,222.53 and 4,226.15

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Solution

The fourth proportional to 10,146.48, 15,222.53 and 4,226.15 is: 6,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,146.48 : 15,222.53 = 4,226.15 : x
  2. Step 2: Convert to fraction form
    10,146.48/15,222.53 = 4,226.15/x
  3. Step 3: Cross multiply
    10,146.48x = 15,222.53 × 4,226.15
  4. Step 4: Simplify right side
    10,146.48x = 64,332,695.16
  5. Step 5: Solve for x
    x = 64,332,695.16/10,146.48
  6. Step 6: Final answer
    x = 6,340.40

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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.