Home / 9,376.24-12,941.36-5,399.64

Finding the Fourth Proportional to 9,376.24, 12,941.36 and 5,399.64

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Solution

The fourth proportional to 9,376.24, 12,941.36 and 5,399.64 is: 7,452.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,376.24 : 12,941.36 = 5,399.64 : x
  2. Step 2: Convert to fraction form
    9,376.24/12,941.36 = 5,399.64/x
  3. Step 3: Cross multiply
    9,376.24x = 12,941.36 × 5,399.64
  4. Step 4: Simplify right side
    9,376.24x = 69,878,685.11
  5. Step 5: Solve for x
    x = 69,878,685.11/9,376.24
  6. Step 6: Final answer
    x = 7,452.74

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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.