Home / 1,708.75-2,562.32-1,015.51

Finding the Fourth Proportional to 1,708.75, 2,562.32 and 1,015.51

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Solution

The fourth proportional to 1,708.75, 2,562.32 and 1,015.51 is: 1,522.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,708.75 : 2,562.32 = 1,015.51 : x
  2. Step 2: Convert to fraction form
    1,708.75/2,562.32 = 1,015.51/x
  3. Step 3: Cross multiply
    1,708.75x = 2,562.32 × 1,015.51
  4. Step 4: Simplify right side
    1,708.75x = 2,602,043.69
  5. Step 5: Solve for x
    x = 2,602,043.69/1,708.75
  6. Step 6: Final answer
    x = 1,522.78

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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.