Home / 9,618.11-14,389.20-7,284.84

Finding the Fourth Proportional to 9,618.11, 14,389.20 and 7,284.84

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Solution

The fourth proportional to 9,618.11, 14,389.20 and 7,284.84 is: 10,898.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,618.11 : 14,389.20 = 7,284.84 : x
  2. Step 2: Convert to fraction form
    9,618.11/14,389.20 = 7,284.84/x
  3. Step 3: Cross multiply
    9,618.11x = 14,389.20 × 7,284.84
  4. Step 4: Simplify right side
    9,618.11x = 104,823,019.73
  5. Step 5: Solve for x
    x = 104,823,019.73/9,618.11
  6. Step 6: Final answer
    x = 10,898.50

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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.