Home / 2,921.82-4,032.13-1,595.53

Finding the Fourth Proportional to 2,921.82, 4,032.13 and 1,595.53

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Solution

The fourth proportional to 2,921.82, 4,032.13 and 1,595.53 is: 2,201.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.82 : 4,032.13 = 1,595.53 : x
  2. Step 2: Convert to fraction form
    2,921.82/4,032.13 = 1,595.53/x
  3. Step 3: Cross multiply
    2,921.82x = 4,032.13 × 1,595.53
  4. Step 4: Simplify right side
    2,921.82x = 6,433,384.38
  5. Step 5: Solve for x
    x = 6,433,384.38/2,921.82
  6. Step 6: Final answer
    x = 2,201.84

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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.