Home / 1,025.46-1,544.67-1,012.68

Finding the Fourth Proportional to 1,025.46, 1,544.67 and 1,012.68

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Solution

The fourth proportional to 1,025.46, 1,544.67 and 1,012.68 is: 1,525.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.46 : 1,544.67 = 1,012.68 : x
  2. Step 2: Convert to fraction form
    1,025.46/1,544.67 = 1,012.68/x
  3. Step 3: Cross multiply
    1,025.46x = 1,544.67 × 1,012.68
  4. Step 4: Simplify right side
    1,025.46x = 1,564,256.42
  5. Step 5: Solve for x
    x = 1,564,256.42/1,025.46
  6. Step 6: Final answer
    x = 1,525.42

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.