Home / 3,089.11-4,263.28-1,763.01

Finding the Fourth Proportional to 3,089.11, 4,263.28 and 1,763.01

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Solution

The fourth proportional to 3,089.11, 4,263.28 and 1,763.01 is: 2,433.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,089.11 : 4,263.28 = 1,763.01 : x
  2. Step 2: Convert to fraction form
    3,089.11/4,263.28 = 1,763.01/x
  3. Step 3: Cross multiply
    3,089.11x = 4,263.28 × 1,763.01
  4. Step 4: Simplify right side
    3,089.11x = 7,516,207.12
  5. Step 5: Solve for x
    x = 7,516,207.12/3,089.11
  6. Step 6: Final answer
    x = 2,433.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.