Home / 2,260.04-3,119.10-1,630.40

Finding the Fourth Proportional to 2,260.04, 3,119.10 and 1,630.40

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Solution

The fourth proportional to 2,260.04, 3,119.10 and 1,630.40 is: 2,250.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,260.04 : 3,119.10 = 1,630.40 : x
  2. Step 2: Convert to fraction form
    2,260.04/3,119.10 = 1,630.40/x
  3. Step 3: Cross multiply
    2,260.04x = 3,119.10 × 1,630.40
  4. Step 4: Simplify right side
    2,260.04x = 5,085,380.64
  5. Step 5: Solve for x
    x = 5,085,380.64/2,260.04
  6. Step 6: Final answer
    x = 2,250.13

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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.