Home / 9,201.72-13,802.76-2,276.28

Finding the Fourth Proportional to 9,201.72, 13,802.76 and 2,276.28

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Solution

The fourth proportional to 9,201.72, 13,802.76 and 2,276.28 is: 3,414.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201.72 : 13,802.76 = 2,276.28 : x
  2. Step 2: Convert to fraction form
    9,201.72/13,802.76 = 2,276.28/x
  3. Step 3: Cross multiply
    9,201.72x = 13,802.76 × 2,276.28
  4. Step 4: Simplify right side
    9,201.72x = 31,418,946.53
  5. Step 5: Solve for x
    x = 31,418,946.53/9,201.72
  6. Step 6: Final answer
    x = 3,414.46

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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.