Home / 9,820.99-13,552.77-5,344.84

Finding the Fourth Proportional to 9,820.99, 13,552.77 and 5,344.84

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Solution

The fourth proportional to 9,820.99, 13,552.77 and 5,344.84 is: 7,375.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,820.99 : 13,552.77 = 5,344.84 : x
  2. Step 2: Convert to fraction form
    9,820.99/13,552.77 = 5,344.84/x
  3. Step 3: Cross multiply
    9,820.99x = 13,552.77 × 5,344.84
  4. Step 4: Simplify right side
    9,820.99x = 72,437,319.44
  5. Step 5: Solve for x
    x = 72,437,319.44/9,820.99
  6. Step 6: Final answer
    x = 7,375.77

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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.