Home / 1,881.57-2,596.66-1,135.52

Finding the Fourth Proportional to 1,881.57, 2,596.66 and 1,135.52

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Solution

The fourth proportional to 1,881.57, 2,596.66 and 1,135.52 is: 1,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881.57 : 2,596.66 = 1,135.52 : x
  2. Step 2: Convert to fraction form
    1,881.57/2,596.66 = 1,135.52/x
  3. Step 3: Cross multiply
    1,881.57x = 2,596.66 × 1,135.52
  4. Step 4: Simplify right side
    1,881.57x = 2,948,546.38
  5. Step 5: Solve for x
    x = 2,948,546.38/1,881.57
  6. Step 6: Final answer
    x = 1,567.07

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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.