Home / 4,976.40-7,464.64-1,816.10

Finding the Fourth Proportional to 4,976.40, 7,464.64 and 1,816.10

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Solution

The fourth proportional to 4,976.40, 7,464.64 and 1,816.10 is: 2,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.40 : 7,464.64 = 1,816.10 : x
  2. Step 2: Convert to fraction form
    4,976.40/7,464.64 = 1,816.10/x
  3. Step 3: Cross multiply
    4,976.40x = 7,464.64 × 1,816.10
  4. Step 4: Simplify right side
    4,976.40x = 13,556,532.70
  5. Step 5: Solve for x
    x = 13,556,532.70/4,976.40
  6. Step 6: Final answer
    x = 2,724.16

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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.