Home / 5,010.65-7,514.62-1,888.66

Finding the Fourth Proportional to 5,010.65, 7,514.62 and 1,888.66

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Solution

The fourth proportional to 5,010.65, 7,514.62 and 1,888.66 is: 2,832.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.65 : 7,514.62 = 1,888.66 : x
  2. Step 2: Convert to fraction form
    5,010.65/7,514.62 = 1,888.66/x
  3. Step 3: Cross multiply
    5,010.65x = 7,514.62 × 1,888.66
  4. Step 4: Simplify right side
    5,010.65x = 14,192,562.21
  5. Step 5: Solve for x
    x = 14,192,562.21/5,010.65
  6. Step 6: Final answer
    x = 2,832.48

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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.