Home / 10,511.22-14,504.46-6,477.42

Finding the Fourth Proportional to 10,511.22, 14,504.46 and 6,477.42

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Solution

The fourth proportional to 10,511.22, 14,504.46 and 6,477.42 is: 8,938.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.22 : 14,504.46 = 6,477.42 : x
  2. Step 2: Convert to fraction form
    10,511.22/14,504.46 = 6,477.42/x
  3. Step 3: Cross multiply
    10,511.22x = 14,504.46 × 6,477.42
  4. Step 4: Simplify right side
    10,511.22x = 93,951,479.29
  5. Step 5: Solve for x
    x = 93,951,479.29/10,511.22
  6. Step 6: Final answer
    x = 8,938.21

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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.