Home / 9,966.16-14,950.32-3,391.12

Finding the Fourth Proportional to 9,966.16, 14,950.32 and 3,391.12

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Solution

The fourth proportional to 9,966.16, 14,950.32 and 3,391.12 is: 5,087.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966.16 : 14,950.32 = 3,391.12 : x
  2. Step 2: Convert to fraction form
    9,966.16/14,950.32 = 3,391.12/x
  3. Step 3: Cross multiply
    9,966.16x = 14,950.32 × 3,391.12
  4. Step 4: Simplify right side
    9,966.16x = 50,698,329.16
  5. Step 5: Solve for x
    x = 50,698,329.16/9,966.16
  6. Step 6: Final answer
    x = 5,087.05

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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.