Home / 7,486.02-11,229.84-3,107.16

Finding the Fourth Proportional to 7,486.02, 11,229.84 and 3,107.16

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Solution

The fourth proportional to 7,486.02, 11,229.84 and 3,107.16 is: 4,661.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,486.02 : 11,229.84 = 3,107.16 : x
  2. Step 2: Convert to fraction form
    7,486.02/11,229.84 = 3,107.16/x
  3. Step 3: Cross multiply
    7,486.02x = 11,229.84 × 3,107.16
  4. Step 4: Simplify right side
    7,486.02x = 34,892,909.65
  5. Step 5: Solve for x
    x = 34,892,909.65/7,486.02
  6. Step 6: Final answer
    x = 4,661.08

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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.