Home / 2,922.56-4,032.60-1,663.55

Finding the Fourth Proportional to 2,922.56, 4,032.60 and 1,663.55

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Solution

The fourth proportional to 2,922.56, 4,032.60 and 1,663.55 is: 2,295.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.56 : 4,032.60 = 1,663.55 : x
  2. Step 2: Convert to fraction form
    2,922.56/4,032.60 = 1,663.55/x
  3. Step 3: Cross multiply
    2,922.56x = 4,032.60 × 1,663.55
  4. Step 4: Simplify right side
    2,922.56x = 6,708,411.57
  5. Step 5: Solve for x
    x = 6,708,411.57/2,922.56
  6. Step 6: Final answer
    x = 2,295.39

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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.