Home / 3,316.56-4,569.12-2,730.48

Finding the Fourth Proportional to 3,316.56, 4,569.12 and 2,730.48

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Solution

The fourth proportional to 3,316.56, 4,569.12 and 2,730.48 is: 3,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.56 : 4,569.12 = 2,730.48 : x
  2. Step 2: Convert to fraction form
    3,316.56/4,569.12 = 2,730.48/x
  3. Step 3: Cross multiply
    3,316.56x = 4,569.12 × 2,730.48
  4. Step 4: Simplify right side
    3,316.56x = 12,475,890.78
  5. Step 5: Solve for x
    x = 12,475,890.78/3,316.56
  6. Step 6: Final answer
    x = 3,761.70

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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.