Home / 7,095.30-9,791.08-3,908.35

Finding the Fourth Proportional to 7,095.30, 9,791.08 and 3,908.35

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Solution

The fourth proportional to 7,095.30, 9,791.08 and 3,908.35 is: 5,393.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,095.30 : 9,791.08 = 3,908.35 : x
  2. Step 2: Convert to fraction form
    7,095.30/9,791.08 = 3,908.35/x
  3. Step 3: Cross multiply
    7,095.30x = 9,791.08 × 3,908.35
  4. Step 4: Simplify right side
    7,095.30x = 38,266,969.99
  5. Step 5: Solve for x
    x = 38,266,969.99/7,095.30
  6. Step 6: Final answer
    x = 5,393.29

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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.