Home / 4,807.16-7,211.16-1,519.36

Finding the Fourth Proportional to 4,807.16, 7,211.16 and 1,519.36

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Solution

The fourth proportional to 4,807.16, 7,211.16 and 1,519.36 is: 2,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,807.16 : 7,211.16 = 1,519.36 : x
  2. Step 2: Convert to fraction form
    4,807.16/7,211.16 = 1,519.36/x
  3. Step 3: Cross multiply
    4,807.16x = 7,211.16 × 1,519.36
  4. Step 4: Simplify right side
    4,807.16x = 10,956,348.06
  5. Step 5: Solve for x
    x = 10,956,348.06/4,807.16
  6. Step 6: Final answer
    x = 2,279.17

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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.