Home / 5,103.16-7,653.78-1,816.24

Finding the Fourth Proportional to 5,103.16, 7,653.78 and 1,816.24

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Solution

The fourth proportional to 5,103.16, 7,653.78 and 1,816.24 is: 2,724.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.16 : 7,653.78 = 1,816.24 : x
  2. Step 2: Convert to fraction form
    5,103.16/7,653.78 = 1,816.24/x
  3. Step 3: Cross multiply
    5,103.16x = 7,653.78 × 1,816.24
  4. Step 4: Simplify right side
    5,103.16x = 13,901,101.39
  5. Step 5: Solve for x
    x = 13,901,101.39/5,103.16
  6. Step 6: Final answer
    x = 2,724.02

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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.