Home / 8,860.08-13,292.86-7,476.81

Finding the Fourth Proportional to 8,860.08, 13,292.86 and 7,476.81

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Solution

The fourth proportional to 8,860.08, 13,292.86 and 7,476.81 is: 11,217.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860.08 : 13,292.86 = 7,476.81 : x
  2. Step 2: Convert to fraction form
    8,860.08/13,292.86 = 7,476.81/x
  3. Step 3: Cross multiply
    8,860.08x = 13,292.86 × 7,476.81
  4. Step 4: Simplify right side
    8,860.08x = 99,388,134.06
  5. Step 5: Solve for x
    x = 99,388,134.06/8,860.08
  6. Step 6: Final answer
    x = 11,217.52

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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.