Home / 1,565.26-2,347.67-1,095.31

Finding the Fourth Proportional to 1,565.26, 2,347.67 and 1,095.31

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Solution

The fourth proportional to 1,565.26, 2,347.67 and 1,095.31 is: 1,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.26 : 2,347.67 = 1,095.31 : x
  2. Step 2: Convert to fraction form
    1,565.26/2,347.67 = 1,095.31/x
  3. Step 3: Cross multiply
    1,565.26x = 2,347.67 × 1,095.31
  4. Step 4: Simplify right side
    1,565.26x = 2,571,412.73
  5. Step 5: Solve for x
    x = 2,571,412.73/1,565.26
  6. Step 6: Final answer
    x = 1,642.80

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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.