Home / 3,445.19-4,754.36-1,873.28

Finding the Fourth Proportional to 3,445.19, 4,754.36 and 1,873.28

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Solution

The fourth proportional to 3,445.19, 4,754.36 and 1,873.28 is: 2,585.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.19 : 4,754.36 = 1,873.28 : x
  2. Step 2: Convert to fraction form
    3,445.19/4,754.36 = 1,873.28/x
  3. Step 3: Cross multiply
    3,445.19x = 4,754.36 × 1,873.28
  4. Step 4: Simplify right side
    3,445.19x = 8,906,214.36
  5. Step 5: Solve for x
    x = 8,906,214.36/3,445.19
  6. Step 6: Final answer
    x = 2,585.12

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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.