Home / 1,192.60-1,788.18-1,010.08

Finding the Fourth Proportional to 1,192.60, 1,788.18 and 1,010.08

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Solution

The fourth proportional to 1,192.60, 1,788.18 and 1,010.08 is: 1,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192.60 : 1,788.18 = 1,010.08 : x
  2. Step 2: Convert to fraction form
    1,192.60/1,788.18 = 1,010.08/x
  3. Step 3: Cross multiply
    1,192.60x = 1,788.18 × 1,010.08
  4. Step 4: Simplify right side
    1,192.60x = 1,806,204.85
  5. Step 5: Solve for x
    x = 1,806,204.85/1,192.60
  6. Step 6: Final answer
    x = 1,514.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.