Home / 6,885.23-10,320.53-5,237.69

Finding the Fourth Proportional to 6,885.23, 10,320.53 and 5,237.69

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Solution

The fourth proportional to 6,885.23, 10,320.53 and 5,237.69 is: 7,850.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.23 : 10,320.53 = 5,237.69 : x
  2. Step 2: Convert to fraction form
    6,885.23/10,320.53 = 5,237.69/x
  3. Step 3: Cross multiply
    6,885.23x = 10,320.53 × 5,237.69
  4. Step 4: Simplify right side
    6,885.23x = 54,055,658.98
  5. Step 5: Solve for x
    x = 54,055,658.98/6,885.23
  6. Step 6: Final answer
    x = 7,850.96

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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.