Home / 2,280.02-3,421.52-2,094.13

Finding the Fourth Proportional to 2,280.02, 3,421.52 and 2,094.13

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Solution

The fourth proportional to 2,280.02, 3,421.52 and 2,094.13 is: 3,142.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,280.02 : 3,421.52 = 2,094.13 : x
  2. Step 2: Convert to fraction form
    2,280.02/3,421.52 = 2,094.13/x
  3. Step 3: Cross multiply
    2,280.02x = 3,421.52 × 2,094.13
  4. Step 4: Simplify right side
    2,280.02x = 7,165,107.68
  5. Step 5: Solve for x
    x = 7,165,107.68/2,280.02
  6. Step 6: Final answer
    x = 3,142.56

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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.