Home / 10,211.73-14,097.56-6,872.10

Finding the Fourth Proportional to 10,211.73, 14,097.56 and 6,872.10

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Solution

The fourth proportional to 10,211.73, 14,097.56 and 6,872.10 is: 9,487.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.73 : 14,097.56 = 6,872.10 : x
  2. Step 2: Convert to fraction form
    10,211.73/14,097.56 = 6,872.10/x
  3. Step 3: Cross multiply
    10,211.73x = 14,097.56 × 6,872.10
  4. Step 4: Simplify right side
    10,211.73x = 96,879,807.72
  5. Step 5: Solve for x
    x = 96,879,807.72/10,211.73
  6. Step 6: Final answer
    x = 9,487.11

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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.