Home / 4,378.08-6,041.72-2,388.64

Finding the Fourth Proportional to 4,378.08, 6,041.72 and 2,388.64

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Solution

The fourth proportional to 4,378.08, 6,041.72 and 2,388.64 is: 3,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.08 : 6,041.72 = 2,388.64 : x
  2. Step 2: Convert to fraction form
    4,378.08/6,041.72 = 2,388.64/x
  3. Step 3: Cross multiply
    4,378.08x = 6,041.72 × 2,388.64
  4. Step 4: Simplify right side
    4,378.08x = 14,431,494.06
  5. Step 5: Solve for x
    x = 14,431,494.06/4,378.08
  6. Step 6: Final answer
    x = 3,296.31

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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.