Home / 4,355.30-6,011.62-3,470.78

Finding the Fourth Proportional to 4,355.30, 6,011.62 and 3,470.78

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Solution

The fourth proportional to 4,355.30, 6,011.62 and 3,470.78 is: 4,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355.30 : 6,011.62 = 3,470.78 : x
  2. Step 2: Convert to fraction form
    4,355.30/6,011.62 = 3,470.78/x
  3. Step 3: Cross multiply
    4,355.30x = 6,011.62 × 3,470.78
  4. Step 4: Simplify right side
    4,355.30x = 20,865,010.46
  5. Step 5: Solve for x
    x = 20,865,010.46/4,355.30
  6. Step 6: Final answer
    x = 4,790.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.