Home / 4,717.11-7,077.07-1,904.49

Finding the Fourth Proportional to 4,717.11, 7,077.07 and 1,904.49

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Solution

The fourth proportional to 4,717.11, 7,077.07 and 1,904.49 is: 2,857.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.11 : 7,077.07 = 1,904.49 : x
  2. Step 2: Convert to fraction form
    4,717.11/7,077.07 = 1,904.49/x
  3. Step 3: Cross multiply
    4,717.11x = 7,077.07 × 1,904.49
  4. Step 4: Simplify right side
    4,717.11x = 13,478,209.04
  5. Step 5: Solve for x
    x = 13,478,209.04/4,717.11
  6. Step 6: Final answer
    x = 2,857.30

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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.