Home / 5,258.43-7,888.94-1,560.65

Finding the Fourth Proportional to 5,258.43, 7,888.94 and 1,560.65

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Solution

The fourth proportional to 5,258.43, 7,888.94 and 1,560.65 is: 2,341.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.43 : 7,888.94 = 1,560.65 : x
  2. Step 2: Convert to fraction form
    5,258.43/7,888.94 = 1,560.65/x
  3. Step 3: Cross multiply
    5,258.43x = 7,888.94 × 1,560.65
  4. Step 4: Simplify right side
    5,258.43x = 12,311,859.45
  5. Step 5: Solve for x
    x = 12,311,859.45/5,258.43
  6. Step 6: Final answer
    x = 2,341.36

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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.