Home / 2,982.49-4,475.34-1,752.30

Finding the Fourth Proportional to 2,982.49, 4,475.34 and 1,752.30

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Solution

The fourth proportional to 2,982.49, 4,475.34 and 1,752.30 is: 2,629.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.49 : 4,475.34 = 1,752.30 : x
  2. Step 2: Convert to fraction form
    2,982.49/4,475.34 = 1,752.30/x
  3. Step 3: Cross multiply
    2,982.49x = 4,475.34 × 1,752.30
  4. Step 4: Simplify right side
    2,982.49x = 7,842,138.28
  5. Step 5: Solve for x
    x = 7,842,138.28/2,982.49
  6. Step 6: Final answer
    x = 2,629.40

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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.