Home / 9,133.81-13,699.82-6,191.16

Finding the Fourth Proportional to 9,133.81, 13,699.82 and 6,191.16

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Solution

The fourth proportional to 9,133.81, 13,699.82 and 6,191.16 is: 9,286.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.81 : 13,699.82 = 6,191.16 : x
  2. Step 2: Convert to fraction form
    9,133.81/13,699.82 = 6,191.16/x
  3. Step 3: Cross multiply
    9,133.81x = 13,699.82 × 6,191.16
  4. Step 4: Simplify right side
    9,133.81x = 84,817,760.24
  5. Step 5: Solve for x
    x = 84,817,760.24/9,133.81
  6. Step 6: Final answer
    x = 9,286.14

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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.