Home / 2,048.40-2,829.24-1,630.17

Finding the Fourth Proportional to 2,048.40, 2,829.24 and 1,630.17

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Solution

The fourth proportional to 2,048.40, 2,829.24 and 1,630.17 is: 2,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.40 : 2,829.24 = 1,630.17 : x
  2. Step 2: Convert to fraction form
    2,048.40/2,829.24 = 1,630.17/x
  3. Step 3: Cross multiply
    2,048.40x = 2,829.24 × 1,630.17
  4. Step 4: Simplify right side
    2,048.40x = 4,612,142.17
  5. Step 5: Solve for x
    x = 4,612,142.17/2,048.40
  6. Step 6: Final answer
    x = 2,251.58

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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.