Home / 2,875.60-3,967.99-1,882.24

Finding the Fourth Proportional to 2,875.60, 3,967.99 and 1,882.24

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Solution

The fourth proportional to 2,875.60, 3,967.99 and 1,882.24 is: 2,597.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875.60 : 3,967.99 = 1,882.24 : x
  2. Step 2: Convert to fraction form
    2,875.60/3,967.99 = 1,882.24/x
  3. Step 3: Cross multiply
    2,875.60x = 3,967.99 × 1,882.24
  4. Step 4: Simplify right side
    2,875.60x = 7,468,694.87
  5. Step 5: Solve for x
    x = 7,468,694.87/2,875.60
  6. Step 6: Final answer
    x = 2,597.26

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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.