Home / 4,378.05-6,041.64-2,388.57

Finding the Fourth Proportional to 4,378.05, 6,041.64 and 2,388.57

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Solution

The fourth proportional to 4,378.05, 6,041.64 and 2,388.57 is: 3,296.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.05 : 6,041.64 = 2,388.57 : x
  2. Step 2: Convert to fraction form
    4,378.05/6,041.64 = 2,388.57/x
  3. Step 3: Cross multiply
    4,378.05x = 6,041.64 × 2,388.57
  4. Step 4: Simplify right side
    4,378.05x = 14,430,880.05
  5. Step 5: Solve for x
    x = 14,430,880.05/4,378.05
  6. Step 6: Final answer
    x = 3,296.19

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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.