Home / 9,900.36-14,851.26-3,326.49

Finding the Fourth Proportional to 9,900.36, 14,851.26 and 3,326.49

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Solution

The fourth proportional to 9,900.36, 14,851.26 and 3,326.49 is: 4,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900.36 : 14,851.26 = 3,326.49 : x
  2. Step 2: Convert to fraction form
    9,900.36/14,851.26 = 3,326.49/x
  3. Step 3: Cross multiply
    9,900.36x = 14,851.26 × 3,326.49
  4. Step 4: Simplify right side
    9,900.36x = 49,402,567.88
  5. Step 5: Solve for x
    x = 49,402,567.88/9,900.36
  6. Step 6: Final answer
    x = 4,989.98

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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.