Home / 2,049.50-2,828.45-1,263.17

Finding the Fourth Proportional to 2,049.50, 2,828.45 and 1,263.17

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Solution

The fourth proportional to 2,049.50, 2,828.45 and 1,263.17 is: 1,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049.50 : 2,828.45 = 1,263.17 : x
  2. Step 2: Convert to fraction form
    2,049.50/2,828.45 = 1,263.17/x
  3. Step 3: Cross multiply
    2,049.50x = 2,828.45 × 1,263.17
  4. Step 4: Simplify right side
    2,049.50x = 3,572,813.19
  5. Step 5: Solve for x
    x = 3,572,813.19/2,049.50
  6. Step 6: Final answer
    x = 1,743.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.