Home / 2,022.95-3,035.10-1,805.20

Finding the Fourth Proportional to 2,022.95, 3,035.10 and 1,805.20

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Solution

The fourth proportional to 2,022.95, 3,035.10 and 1,805.20 is: 2,708.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,022.95 : 3,035.10 = 1,805.20 : x
  2. Step 2: Convert to fraction form
    2,022.95/3,035.10 = 1,805.20/x
  3. Step 3: Cross multiply
    2,022.95x = 3,035.10 × 1,805.20
  4. Step 4: Simplify right side
    2,022.95x = 5,478,962.52
  5. Step 5: Solve for x
    x = 5,478,962.52/2,022.95
  6. Step 6: Final answer
    x = 2,708.40

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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.