Home / 11,521.14-17,281.68-4,600.50

Finding the Fourth Proportional to 11,521.14, 17,281.68 and 4,600.50

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Solution

The fourth proportional to 11,521.14, 17,281.68 and 4,600.50 is: 6,900.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521.14 : 17,281.68 = 4,600.50 : x
  2. Step 2: Convert to fraction form
    11,521.14/17,281.68 = 4,600.50/x
  3. Step 3: Cross multiply
    11,521.14x = 17,281.68 × 4,600.50
  4. Step 4: Simplify right side
    11,521.14x = 79,504,368.84
  5. Step 5: Solve for x
    x = 79,504,368.84/11,521.14
  6. Step 6: Final answer
    x = 6,900.74

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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.