Home / 9,238.95-13,855.64-3,693.06

Finding the Fourth Proportional to 9,238.95, 13,855.64 and 3,693.06

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Solution

The fourth proportional to 9,238.95, 13,855.64 and 3,693.06 is: 5,538.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,238.95 : 13,855.64 = 3,693.06 : x
  2. Step 2: Convert to fraction form
    9,238.95/13,855.64 = 3,693.06/x
  3. Step 3: Cross multiply
    9,238.95x = 13,855.64 × 3,693.06
  4. Step 4: Simplify right side
    9,238.95x = 51,169,691.39
  5. Step 5: Solve for x
    x = 51,169,691.39/9,238.95
  6. Step 6: Final answer
    x = 5,538.47

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1.5x scale

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.