Home / 1,881.16-2,596.25-1,135.54

Finding the Fourth Proportional to 1,881.16, 2,596.25 and 1,135.54

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Solution

The fourth proportional to 1,881.16, 2,596.25 and 1,135.54 is: 1,567.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.16 : 2,596.25 = 1,135.54 : x
  2. Step 2: Convert to fraction form
    1,881.16/2,596.25 = 1,135.54/x
  3. Step 3: Cross multiply
    1,881.16x = 2,596.25 × 1,135.54
  4. Step 4: Simplify right side
    1,881.16x = 2,948,145.73
  5. Step 5: Solve for x
    x = 2,948,145.73/1,881.16
  6. Step 6: Final answer
    x = 1,567.20

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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.