Home / 2,990.03-4,486.58-2,264.07

Finding the Fourth Proportional to 2,990.03, 4,486.58 and 2,264.07

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Solution

The fourth proportional to 2,990.03, 4,486.58 and 2,264.07 is: 3,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990.03 : 4,486.58 = 2,264.07 : x
  2. Step 2: Convert to fraction form
    2,990.03/4,486.58 = 2,264.07/x
  3. Step 3: Cross multiply
    2,990.03x = 4,486.58 × 2,264.07
  4. Step 4: Simplify right side
    2,990.03x = 10,157,919.86
  5. Step 5: Solve for x
    x = 10,157,919.86/2,990.03
  6. Step 6: Final answer
    x = 3,397.27

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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.