Home / 2,921.77-4,032.01-1,595.47

Finding the Fourth Proportional to 2,921.77, 4,032.01 and 1,595.47

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Solution

The fourth proportional to 2,921.77, 4,032.01 and 1,595.47 is: 2,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.77 : 4,032.01 = 1,595.47 : x
  2. Step 2: Convert to fraction form
    2,921.77/4,032.01 = 1,595.47/x
  3. Step 3: Cross multiply
    2,921.77x = 4,032.01 × 1,595.47
  4. Step 4: Simplify right side
    2,921.77x = 6,432,950.99
  5. Step 5: Solve for x
    x = 6,432,950.99/2,921.77
  6. Step 6: Final answer
    x = 2,201.73

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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.