Home / 7,288.10-10,935.91-3,127.03

Finding the Fourth Proportional to 7,288.10, 10,935.91 and 3,127.03

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Solution

The fourth proportional to 7,288.10, 10,935.91 and 3,127.03 is: 4,692.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.10 : 10,935.91 = 3,127.03 : x
  2. Step 2: Convert to fraction form
    7,288.10/10,935.91 = 3,127.03/x
  3. Step 3: Cross multiply
    7,288.10x = 10,935.91 × 3,127.03
  4. Step 4: Simplify right side
    7,288.10x = 34,196,925.97
  5. Step 5: Solve for x
    x = 34,196,925.97/7,288.10
  6. Step 6: Final answer
    x = 4,692.16

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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.