Home / 9,326.12-13,989.15-2,756.93

Finding the Fourth Proportional to 9,326.12, 13,989.15 and 2,756.93

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Solution

The fourth proportional to 9,326.12, 13,989.15 and 2,756.93 is: 4,135.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,326.12 : 13,989.15 = 2,756.93 : x
  2. Step 2: Convert to fraction form
    9,326.12/13,989.15 = 2,756.93/x
  3. Step 3: Cross multiply
    9,326.12x = 13,989.15 × 2,756.93
  4. Step 4: Simplify right side
    9,326.12x = 38,567,037.36
  5. Step 5: Solve for x
    x = 38,567,037.36/9,326.12
  6. Step 6: Final answer
    x = 4,135.38

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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.