Home / 9,206.25-13,809.51-2,280.75

Finding the Fourth Proportional to 9,206.25, 13,809.51 and 2,280.75

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Solution

The fourth proportional to 9,206.25, 13,809.51 and 2,280.75 is: 3,421.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206.25 : 13,809.51 = 2,280.75 : x
  2. Step 2: Convert to fraction form
    9,206.25/13,809.51 = 2,280.75/x
  3. Step 3: Cross multiply
    9,206.25x = 13,809.51 × 2,280.75
  4. Step 4: Simplify right side
    9,206.25x = 31,496,039.93
  5. Step 5: Solve for x
    x = 31,496,039.93/9,206.25
  6. Step 6: Final answer
    x = 3,421.16

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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.