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Finding the Fourth Proportional to 2,949.81, 4,419.03 and 1,652.19

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Solution

The fourth proportional to 2,949.81, 4,419.03 and 1,652.19 is: 2,475.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,949.81 : 4,419.03 = 1,652.19 : x
  2. Step 2: Convert to fraction form
    2,949.81/4,419.03 = 1,652.19/x
  3. Step 3: Cross multiply
    2,949.81x = 4,419.03 × 1,652.19
  4. Step 4: Simplify right side
    2,949.81x = 7,301,077.18
  5. Step 5: Solve for x
    x = 7,301,077.18/2,949.81
  6. Step 6: Final answer
    x = 2,475.10

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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.