Home / 2,921.95-4,032.30-1,595.69

Finding the Fourth Proportional to 2,921.95, 4,032.30 and 1,595.69

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Solution

The fourth proportional to 2,921.95, 4,032.30 and 1,595.69 is: 2,202.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921.95 : 4,032.30 = 1,595.69 : x
  2. Step 2: Convert to fraction form
    2,921.95/4,032.30 = 1,595.69/x
  3. Step 3: Cross multiply
    2,921.95x = 4,032.30 × 1,595.69
  4. Step 4: Simplify right side
    2,921.95x = 6,434,300.79
  5. Step 5: Solve for x
    x = 6,434,300.79/2,921.95
  6. Step 6: Final answer
    x = 2,202.06

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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.