Home / 10,102.62-15,153.63-4,554.66

Finding the Fourth Proportional to 10,102.62, 15,153.63 and 4,554.66

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Solution

The fourth proportional to 10,102.62, 15,153.63 and 4,554.66 is: 6,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,102.62 : 15,153.63 = 4,554.66 : x
  2. Step 2: Convert to fraction form
    10,102.62/15,153.63 = 4,554.66/x
  3. Step 3: Cross multiply
    10,102.62x = 15,153.63 × 4,554.66
  4. Step 4: Simplify right side
    10,102.62x = 69,019,632.42
  5. Step 5: Solve for x
    x = 69,019,632.42/10,102.62
  6. Step 6: Final answer
    x = 6,831.85

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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.