Home / 5,103.07-7,654.74-1,816.27

Finding the Fourth Proportional to 5,103.07, 7,654.74 and 1,816.27

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Solution

The fourth proportional to 5,103.07, 7,654.74 and 1,816.27 is: 2,724.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103.07 : 7,654.74 = 1,816.27 : x
  2. Step 2: Convert to fraction form
    5,103.07/7,654.74 = 1,816.27/x
  3. Step 3: Cross multiply
    5,103.07x = 7,654.74 × 1,816.27
  4. Step 4: Simplify right side
    5,103.07x = 13,903,074.62
  5. Step 5: Solve for x
    x = 13,903,074.62/5,103.07
  6. Step 6: Final answer
    x = 2,724.45

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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.