Home / 9,199.16-13,807.40-4,819.69

Finding the Fourth Proportional to 9,199.16, 13,807.40 and 4,819.69

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Solution

The fourth proportional to 9,199.16, 13,807.40 and 4,819.69 is: 7,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.16 : 13,807.40 = 4,819.69 : x
  2. Step 2: Convert to fraction form
    9,199.16/13,807.40 = 4,819.69/x
  3. Step 3: Cross multiply
    9,199.16x = 13,807.40 × 4,819.69
  4. Step 4: Simplify right side
    9,199.16x = 66,547,329.09
  5. Step 5: Solve for x
    x = 66,547,329.09/9,199.16
  6. Step 6: Final answer
    x = 7,234.07

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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.