Home / 4,340.28-6,510.21-1,177.85

Finding the Fourth Proportional to 4,340.28, 6,510.21 and 1,177.85

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Solution

The fourth proportional to 4,340.28, 6,510.21 and 1,177.85 is: 1,766.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,340.28 : 6,510.21 = 1,177.85 : x
  2. Step 2: Convert to fraction form
    4,340.28/6,510.21 = 1,177.85/x
  3. Step 3: Cross multiply
    4,340.28x = 6,510.21 × 1,177.85
  4. Step 4: Simplify right side
    4,340.28x = 7,668,018.30
  5. Step 5: Solve for x
    x = 7,668,018.30/4,340.28
  6. Step 6: Final answer
    x = 1,766.71

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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.