Home / 1,590.08-2,192.56-1,092.96

Finding the Fourth Proportional to 1,590.08, 2,192.56 and 1,092.96

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Solution

The fourth proportional to 1,590.08, 2,192.56 and 1,092.96 is: 1,507.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.08 : 2,192.56 = 1,092.96 : x
  2. Step 2: Convert to fraction form
    1,590.08/2,192.56 = 1,092.96/x
  3. Step 3: Cross multiply
    1,590.08x = 2,192.56 × 1,092.96
  4. Step 4: Simplify right side
    1,590.08x = 2,396,380.38
  5. Step 5: Solve for x
    x = 2,396,380.38/1,590.08
  6. Step 6: Final answer
    x = 1,507.08

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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.