Home / 3,445.29-4,754.73-1,953.18

Finding the Fourth Proportional to 3,445.29, 4,754.73 and 1,953.18

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Solution

The fourth proportional to 3,445.29, 4,754.73 and 1,953.18 is: 2,695.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445.29 : 4,754.73 = 1,953.18 : x
  2. Step 2: Convert to fraction form
    3,445.29/4,754.73 = 1,953.18/x
  3. Step 3: Cross multiply
    3,445.29x = 4,754.73 × 1,953.18
  4. Step 4: Simplify right side
    3,445.29x = 9,286,843.54
  5. Step 5: Solve for x
    x = 9,286,843.54/3,445.29
  6. Step 6: Final answer
    x = 2,695.52

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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.