Home / 7,044.03-9,720.41-3,857.36

Finding the Fourth Proportional to 7,044.03, 9,720.41 and 3,857.36

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Solution

The fourth proportional to 7,044.03, 9,720.41 and 3,857.36 is: 5,322.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,044.03 : 9,720.41 = 3,857.36 : x
  2. Step 2: Convert to fraction form
    7,044.03/9,720.41 = 3,857.36/x
  3. Step 3: Cross multiply
    7,044.03x = 9,720.41 × 3,857.36
  4. Step 4: Simplify right side
    7,044.03x = 37,495,052.83
  5. Step 5: Solve for x
    x = 37,495,052.83/7,044.03
  6. Step 6: Final answer
    x = 5,322.95

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1.5x scale

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.