Home / 9,243.39-13,869.18-4,859.85

Finding the Fourth Proportional to 9,243.39, 13,869.18 and 4,859.85

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Solution

The fourth proportional to 9,243.39, 13,869.18 and 4,859.85 is: 7,291.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.39 : 13,869.18 = 4,859.85 : x
  2. Step 2: Convert to fraction form
    9,243.39/13,869.18 = 4,859.85/x
  3. Step 3: Cross multiply
    9,243.39x = 13,869.18 × 4,859.85
  4. Step 4: Simplify right side
    9,243.39x = 67,402,134.42
  5. Step 5: Solve for x
    x = 67,402,134.42/9,243.39
  6. Step 6: Final answer
    x = 7,291.93

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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.