Home / 8,856.45-13,292.87-4,476.98

Finding the Fourth Proportional to 8,856.45, 13,292.87 and 4,476.98

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Solution

The fourth proportional to 8,856.45, 13,292.87 and 4,476.98 is: 6,719.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,856.45 : 13,292.87 = 4,476.98 : x
  2. Step 2: Convert to fraction form
    8,856.45/13,292.87 = 4,476.98/x
  3. Step 3: Cross multiply
    8,856.45x = 13,292.87 × 4,476.98
  4. Step 4: Simplify right side
    8,856.45x = 59,511,913.13
  5. Step 5: Solve for x
    x = 59,511,913.13/8,856.45
  6. Step 6: Final answer
    x = 6,719.61

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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.