Home / 4,387.77-6,582.87-3,904.20

Finding the Fourth Proportional to 4,387.77, 6,582.87 and 3,904.20

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Solution

The fourth proportional to 4,387.77, 6,582.87 and 3,904.20 is: 5,857.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.77 : 6,582.87 = 3,904.20 : x
  2. Step 2: Convert to fraction form
    4,387.77/6,582.87 = 3,904.20/x
  3. Step 3: Cross multiply
    4,387.77x = 6,582.87 × 3,904.20
  4. Step 4: Simplify right side
    4,387.77x = 25,700,841.05
  5. Step 5: Solve for x
    x = 25,700,841.05/4,387.77
  6. Step 6: Final answer
    x = 5,857.38

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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.