Home / 4,440.76-6,661.42-1,521.11

Finding the Fourth Proportional to 4,440.76, 6,661.42 and 1,521.11

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Solution

The fourth proportional to 4,440.76, 6,661.42 and 1,521.11 is: 2,281.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,440.76 : 6,661.42 = 1,521.11 : x
  2. Step 2: Convert to fraction form
    4,440.76/6,661.42 = 1,521.11/x
  3. Step 3: Cross multiply
    4,440.76x = 6,661.42 × 1,521.11
  4. Step 4: Simplify right side
    4,440.76x = 10,132,765.43
  5. Step 5: Solve for x
    x = 10,132,765.43/4,440.76
  6. Step 6: Final answer
    x = 2,281.77

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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.