Home / 1,590.93-2,195.76-1,001.66

Finding the Fourth Proportional to 1,590.93, 2,195.76 and 1,001.66

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Solution

The fourth proportional to 1,590.93, 2,195.76 and 1,001.66 is: 1,382.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590.93 : 2,195.76 = 1,001.66 : x
  2. Step 2: Convert to fraction form
    1,590.93/2,195.76 = 1,001.66/x
  3. Step 3: Cross multiply
    1,590.93x = 2,195.76 × 1,001.66
  4. Step 4: Simplify right side
    1,590.93x = 2,199,393.98
  5. Step 5: Solve for x
    x = 2,199,393.98/1,590.93
  6. Step 6: Final answer
    x = 1,382.46

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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.