Home / 2,763.40-4,145.14-1,462.18

Finding the Fourth Proportional to 2,763.40, 4,145.14 and 1,462.18

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Solution

The fourth proportional to 2,763.40, 4,145.14 and 1,462.18 is: 2,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,763.40 : 4,145.14 = 1,462.18 : x
  2. Step 2: Convert to fraction form
    2,763.40/4,145.14 = 1,462.18/x
  3. Step 3: Cross multiply
    2,763.40x = 4,145.14 × 1,462.18
  4. Step 4: Simplify right side
    2,763.40x = 6,060,940.81
  5. Step 5: Solve for x
    x = 6,060,940.81/2,763.40
  6. Step 6: Final answer
    x = 2,193.29

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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.