Home / 2,445.56-3,668.57-802.11

Finding the Fourth Proportional to 2,445.56, 3,668.57 and 802.11

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Solution

The fourth proportional to 2,445.56, 3,668.57 and 802.11 is: 1,203.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.56 : 3,668.57 = 802.11 : x
  2. Step 2: Convert to fraction form
    2,445.56/3,668.57 = 802.11/x
  3. Step 3: Cross multiply
    2,445.56x = 3,668.57 × 802.11
  4. Step 4: Simplify right side
    2,445.56x = 2,942,592.67
  5. Step 5: Solve for x
    x = 2,942,592.67/2,445.56
  6. Step 6: Final answer
    x = 1,203.24

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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.