Home / 9,388.36-14,058.24-7,434.64

Finding the Fourth Proportional to 9,388.36, 14,058.24 and 7,434.64

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Solution

The fourth proportional to 9,388.36, 14,058.24 and 7,434.64 is: 11,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,388.36 : 14,058.24 = 7,434.64 : x
  2. Step 2: Convert to fraction form
    9,388.36/14,058.24 = 7,434.64/x
  3. Step 3: Cross multiply
    9,388.36x = 14,058.24 × 7,434.64
  4. Step 4: Simplify right side
    9,388.36x = 104,517,953.43
  5. Step 5: Solve for x
    x = 104,517,953.43/9,388.36
  6. Step 6: Final answer
    x = 11,132.72

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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.