Home / 1,284.76-1,924.73-1,025.06

Finding the Fourth Proportional to 1,284.76, 1,924.73 and 1,025.06

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Solution

The fourth proportional to 1,284.76, 1,924.73 and 1,025.06 is: 1,535.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284.76 : 1,924.73 = 1,025.06 : x
  2. Step 2: Convert to fraction form
    1,284.76/1,924.73 = 1,025.06/x
  3. Step 3: Cross multiply
    1,284.76x = 1,924.73 × 1,025.06
  4. Step 4: Simplify right side
    1,284.76x = 1,972,952.83
  5. Step 5: Solve for x
    x = 1,972,952.83/1,284.76
  6. Step 6: Final answer
    x = 1,535.66

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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.