Home / 4,510.38-6,775.30-3,818.40

Finding the Fourth Proportional to 4,510.38, 6,775.30 and 3,818.40

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Solution

The fourth proportional to 4,510.38, 6,775.30 and 3,818.40 is: 5,735.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,510.38 : 6,775.30 = 3,818.40 : x
  2. Step 2: Convert to fraction form
    4,510.38/6,775.30 = 3,818.40/x
  3. Step 3: Cross multiply
    4,510.38x = 6,775.30 × 3,818.40
  4. Step 4: Simplify right side
    4,510.38x = 25,870,805.52
  5. Step 5: Solve for x
    x = 25,870,805.52/4,510.38
  6. Step 6: Final answer
    x = 5,735.84

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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.