Home / 2,568.24-3,852.35-924.78

Finding the Fourth Proportional to 2,568.24, 3,852.35 and 924.78

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Solution

The fourth proportional to 2,568.24, 3,852.35 and 924.78 is: 1,387.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,568.24 : 3,852.35 = 924.78 : x
  2. Step 2: Convert to fraction form
    2,568.24/3,852.35 = 924.78/x
  3. Step 3: Cross multiply
    2,568.24x = 3,852.35 × 924.78
  4. Step 4: Simplify right side
    2,568.24x = 3,562,576.23
  5. Step 5: Solve for x
    x = 3,562,576.23/2,568.24
  6. Step 6: Final answer
    x = 1,387.17

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1.5x scale

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.