Home / 4,249.52-6,376.80-1,654.40

Finding the Fourth Proportional to 4,249.52, 6,376.80 and 1,654.40

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Solution

The fourth proportional to 4,249.52, 6,376.80 and 1,654.40 is: 2,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,249.52 : 6,376.80 = 1,654.40 : x
  2. Step 2: Convert to fraction form
    4,249.52/6,376.80 = 1,654.40/x
  3. Step 3: Cross multiply
    4,249.52x = 6,376.80 × 1,654.40
  4. Step 4: Simplify right side
    4,249.52x = 10,549,777.92
  5. Step 5: Solve for x
    x = 10,549,777.92/4,249.52
  6. Step 6: Final answer
    x = 2,482.58

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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.