Home / 3,143.16-4,715.55-1,195.52

Finding the Fourth Proportional to 3,143.16, 4,715.55 and 1,195.52

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Solution

The fourth proportional to 3,143.16, 4,715.55 and 1,195.52 is: 1,793.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.16 : 4,715.55 = 1,195.52 : x
  2. Step 2: Convert to fraction form
    3,143.16/4,715.55 = 1,195.52/x
  3. Step 3: Cross multiply
    3,143.16x = 4,715.55 × 1,195.52
  4. Step 4: Simplify right side
    3,143.16x = 5,637,510.76
  5. Step 5: Solve for x
    x = 5,637,510.76/3,143.16
  6. Step 6: Final answer
    x = 1,793.58

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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.