Home / 3,285.56-4,534.65-1,959.35

Finding the Fourth Proportional to 3,285.56, 4,534.65 and 1,959.35

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Solution

The fourth proportional to 3,285.56, 4,534.65 and 1,959.35 is: 2,704.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.56 : 4,534.65 = 1,959.35 : x
  2. Step 2: Convert to fraction form
    3,285.56/4,534.65 = 1,959.35/x
  3. Step 3: Cross multiply
    3,285.56x = 4,534.65 × 1,959.35
  4. Step 4: Simplify right side
    3,285.56x = 8,884,943.80
  5. Step 5: Solve for x
    x = 8,884,943.80/3,285.56
  6. Step 6: Final answer
    x = 2,704.24

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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.