Home / 3,875.24-5,353.38-2,833

Finding the Fourth Proportional to 3,875.24, 5,353.38 and 2,833

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Solution

The fourth proportional to 3,875.24, 5,353.38 and 2,833 is: 3,913.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,875.24 : 5,353.38 = 2,833 : x
  2. Step 2: Convert to fraction form
    3,875.24/5,353.38 = 2,833/x
  3. Step 3: Cross multiply
    3,875.24x = 5,353.38 × 2,833
  4. Step 4: Simplify right side
    3,875.24x = 15,166,125.54
  5. Step 5: Solve for x
    x = 15,166,125.54/3,875.24
  6. Step 6: Final answer
    x = 3,913.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.