Home / 8,904.68-12,288.78-4,926.17

Finding the Fourth Proportional to 8,904.68, 12,288.78 and 4,926.17

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Solution

The fourth proportional to 8,904.68, 12,288.78 and 4,926.17 is: 6,798.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.68 : 12,288.78 = 4,926.17 : x
  2. Step 2: Convert to fraction form
    8,904.68/12,288.78 = 4,926.17/x
  3. Step 3: Cross multiply
    8,904.68x = 12,288.78 × 4,926.17
  4. Step 4: Simplify right side
    8,904.68x = 60,536,619.37
  5. Step 5: Solve for x
    x = 60,536,619.37/8,904.68
  6. Step 6: Final answer
    x = 6,798.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.