Home / 2,918.72-4,373.96-2,484.14

Finding the Fourth Proportional to 2,918.72, 4,373.96 and 2,484.14

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Solution

The fourth proportional to 2,918.72, 4,373.96 and 2,484.14 is: 3,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.72 : 4,373.96 = 2,484.14 : x
  2. Step 2: Convert to fraction form
    2,918.72/4,373.96 = 2,484.14/x
  3. Step 3: Cross multiply
    2,918.72x = 4,373.96 × 2,484.14
  4. Step 4: Simplify right side
    2,918.72x = 10,865,528.99
  5. Step 5: Solve for x
    x = 10,865,528.99/2,918.72
  6. Step 6: Final answer
    x = 3,722.70

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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.