Home / 9,723.52-13,418.20-5,531.52

Finding the Fourth Proportional to 9,723.52, 13,418.20 and 5,531.52

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Solution

The fourth proportional to 9,723.52, 13,418.20 and 5,531.52 is: 7,633.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,723.52 : 13,418.20 = 5,531.52 : x
  2. Step 2: Convert to fraction form
    9,723.52/13,418.20 = 5,531.52/x
  3. Step 3: Cross multiply
    9,723.52x = 13,418.20 × 5,531.52
  4. Step 4: Simplify right side
    9,723.52x = 74,223,041.66
  5. Step 5: Solve for x
    x = 74,223,041.66/9,723.52
  6. Step 6: Final answer
    x = 7,633.35

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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.