Home / 3,001.84-4,507.20-2,949.40

Finding the Fourth Proportional to 3,001.84, 4,507.20 and 2,949.40

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Solution

The fourth proportional to 3,001.84, 4,507.20 and 2,949.40 is: 4,428.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.84 : 4,507.20 = 2,949.40 : x
  2. Step 2: Convert to fraction form
    3,001.84/4,507.20 = 2,949.40/x
  3. Step 3: Cross multiply
    3,001.84x = 4,507.20 × 2,949.40
  4. Step 4: Simplify right side
    3,001.84x = 13,293,535.68
  5. Step 5: Solve for x
    x = 13,293,535.68/3,001.84
  6. Step 6: Final answer
    x = 4,428.46

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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.