Home / 2,949.90-4,423.59-1,001.22

Finding the Fourth Proportional to 2,949.90, 4,423.59 and 1,001.22

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Solution

The fourth proportional to 2,949.90, 4,423.59 and 1,001.22 is: 1,501.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.90 : 4,423.59 = 1,001.22 : x
  2. Step 2: Convert to fraction form
    2,949.90/4,423.59 = 1,001.22/x
  3. Step 3: Cross multiply
    2,949.90x = 4,423.59 × 1,001.22
  4. Step 4: Simplify right side
    2,949.90x = 4,428,986.78
  5. Step 5: Solve for x
    x = 4,428,986.78/2,949.90
  6. Step 6: Final answer
    x = 1,501.40

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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.