Home / 3,006.60-4,510.26-1,275

Finding the Fourth Proportional to 3,006.60, 4,510.26 and 1,275

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Solution

The fourth proportional to 3,006.60, 4,510.26 and 1,275 is: 1,912.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,006.60 : 4,510.26 = 1,275 : x
  2. Step 2: Convert to fraction form
    3,006.60/4,510.26 = 1,275/x
  3. Step 3: Cross multiply
    3,006.60x = 4,510.26 × 1,275
  4. Step 4: Simplify right side
    3,006.60x = 5,750,581.50
  5. Step 5: Solve for x
    x = 5,750,581.50/3,006.60
  6. Step 6: Final answer
    x = 1,912.65

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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.