Home / 10,565.12-15,837.44-5,880.84

Finding the Fourth Proportional to 10,565.12, 15,837.44 and 5,880.84

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Solution

The fourth proportional to 10,565.12, 15,837.44 and 5,880.84 is: 8,815.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.12 : 15,837.44 = 5,880.84 : x
  2. Step 2: Convert to fraction form
    10,565.12/15,837.44 = 5,880.84/x
  3. Step 3: Cross multiply
    10,565.12x = 15,837.44 × 5,880.84
  4. Step 4: Simplify right side
    10,565.12x = 93,137,450.65
  5. Step 5: Solve for x
    x = 93,137,450.65/10,565.12
  6. Step 6: Final answer
    x = 8,815.56

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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.