Home / 1,859.33-2,565.65-1,113.18

Finding the Fourth Proportional to 1,859.33, 2,565.65 and 1,113.18

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Solution

The fourth proportional to 1,859.33, 2,565.65 and 1,113.18 is: 1,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.33 : 2,565.65 = 1,113.18 : x
  2. Step 2: Convert to fraction form
    1,859.33/2,565.65 = 1,113.18/x
  3. Step 3: Cross multiply
    1,859.33x = 2,565.65 × 1,113.18
  4. Step 4: Simplify right side
    1,859.33x = 2,856,033.05
  5. Step 5: Solve for x
    x = 2,856,033.05/1,859.33
  6. Step 6: Final answer
    x = 1,536.06

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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.