Home / 1,859.54-2,566.05-1,113.56

Finding the Fourth Proportional to 1,859.54, 2,566.05 and 1,113.56

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Solution

The fourth proportional to 1,859.54, 2,566.05 and 1,113.56 is: 1,536.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859.54 : 2,566.05 = 1,113.56 : x
  2. Step 2: Convert to fraction form
    1,859.54/2,566.05 = 1,113.56/x
  3. Step 3: Cross multiply
    1,859.54x = 2,566.05 × 1,113.56
  4. Step 4: Simplify right side
    1,859.54x = 2,857,450.64
  5. Step 5: Solve for x
    x = 2,857,450.64/1,859.54
  6. Step 6: Final answer
    x = 1,536.64

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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.