Home / 5,578.01-7,697.10-3,339.84

Finding the Fourth Proportional to 5,578.01, 7,697.10 and 3,339.84

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Solution

The fourth proportional to 5,578.01, 7,697.10 and 3,339.84 is: 4,608.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.01 : 7,697.10 = 3,339.84 : x
  2. Step 2: Convert to fraction form
    5,578.01/7,697.10 = 3,339.84/x
  3. Step 3: Cross multiply
    5,578.01x = 7,697.10 × 3,339.84
  4. Step 4: Simplify right side
    5,578.01x = 25,707,066.12
  5. Step 5: Solve for x
    x = 25,707,066.12/5,578.01
  6. Step 6: Final answer
    x = 4,608.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.