Home / 10,369.14-15,549.66-4,521.75

Finding the Fourth Proportional to 10,369.14, 15,549.66 and 4,521.75

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Solution

The fourth proportional to 10,369.14, 15,549.66 and 4,521.75 is: 6,780.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369.14 : 15,549.66 = 4,521.75 : x
  2. Step 2: Convert to fraction form
    10,369.14/15,549.66 = 4,521.75/x
  3. Step 3: Cross multiply
    10,369.14x = 15,549.66 × 4,521.75
  4. Step 4: Simplify right side
    10,369.14x = 70,311,675.11
  5. Step 5: Solve for x
    x = 70,311,675.11/10,369.14
  6. Step 6: Final answer
    x = 6,780.86

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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.