Home / 9,726.24-13,418.88-5,533.44

Finding the Fourth Proportional to 9,726.24, 13,418.88 and 5,533.44

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Solution

The fourth proportional to 9,726.24, 13,418.88 and 5,533.44 is: 7,634.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,726.24 : 13,418.88 = 5,533.44 : x
  2. Step 2: Convert to fraction form
    9,726.24/13,418.88 = 5,533.44/x
  3. Step 3: Cross multiply
    9,726.24x = 13,418.88 × 5,533.44
  4. Step 4: Simplify right side
    9,726.24x = 74,252,567.35
  5. Step 5: Solve for x
    x = 74,252,567.35/9,726.24
  6. Step 6: Final answer
    x = 7,634.25

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1.5x scale

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.