Home / 9,320.75-13,986.61-6,685.42

Finding the Fourth Proportional to 9,320.75, 13,986.61 and 6,685.42

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Solution

The fourth proportional to 9,320.75, 13,986.61 and 6,685.42 is: 10,032.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.75 : 13,986.61 = 6,685.42 : x
  2. Step 2: Convert to fraction form
    9,320.75/13,986.61 = 6,685.42/x
  3. Step 3: Cross multiply
    9,320.75x = 13,986.61 × 6,685.42
  4. Step 4: Simplify right side
    9,320.75x = 93,506,336.77
  5. Step 5: Solve for x
    x = 93,506,336.77/9,320.75
  6. Step 6: Final answer
    x = 10,032.06

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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.