Home / 5,387.39-8,081.69-2,464.91

Finding the Fourth Proportional to 5,387.39, 8,081.69 and 2,464.91

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Solution

The fourth proportional to 5,387.39, 8,081.69 and 2,464.91 is: 3,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,387.39 : 8,081.69 = 2,464.91 : x
  2. Step 2: Convert to fraction form
    5,387.39/8,081.69 = 2,464.91/x
  3. Step 3: Cross multiply
    5,387.39x = 8,081.69 × 2,464.91
  4. Step 4: Simplify right side
    5,387.39x = 19,920,638.50
  5. Step 5: Solve for x
    x = 19,920,638.50/5,387.39
  6. Step 6: Final answer
    x = 3,697.64

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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.