Home / 1,363.26-2,047.10-1,262.20

Finding the Fourth Proportional to 1,363.26, 2,047.10 and 1,262.20

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Solution

The fourth proportional to 1,363.26, 2,047.10 and 1,262.20 is: 1,895.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.26 : 2,047.10 = 1,262.20 : x
  2. Step 2: Convert to fraction form
    1,363.26/2,047.10 = 1,262.20/x
  3. Step 3: Cross multiply
    1,363.26x = 2,047.10 × 1,262.20
  4. Step 4: Simplify right side
    1,363.26x = 2,583,849.62
  5. Step 5: Solve for x
    x = 2,583,849.62/1,363.26
  6. Step 6: Final answer
    x = 1,895.35

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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.