Home / 2,285.32-3,425.93-824.13

Finding the Fourth Proportional to 2,285.32, 3,425.93 and 824.13

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Solution

The fourth proportional to 2,285.32, 3,425.93 and 824.13 is: 1,235.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.32 : 3,425.93 = 824.13 : x
  2. Step 2: Convert to fraction form
    2,285.32/3,425.93 = 824.13/x
  3. Step 3: Cross multiply
    2,285.32x = 3,425.93 × 824.13
  4. Step 4: Simplify right side
    2,285.32x = 2,823,411.69
  5. Step 5: Solve for x
    x = 2,823,411.69/2,285.32
  6. Step 6: Final answer
    x = 1,235.46

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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.