Home / 2,446.27-3,669.75-802.45

Finding the Fourth Proportional to 2,446.27, 3,669.75 and 802.45

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Solution

The fourth proportional to 2,446.27, 3,669.75 and 802.45 is: 1,203.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,446.27 : 3,669.75 = 802.45 : x
  2. Step 2: Convert to fraction form
    2,446.27/3,669.75 = 802.45/x
  3. Step 3: Cross multiply
    2,446.27x = 3,669.75 × 802.45
  4. Step 4: Simplify right side
    2,446.27x = 2,944,790.89
  5. Step 5: Solve for x
    x = 2,944,790.89/2,446.27
  6. Step 6: Final answer
    x = 1,203.79

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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.