Home / 9,316.67-12,856.97-5,124.92

Finding the Fourth Proportional to 9,316.67, 12,856.97 and 5,124.92

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Solution

The fourth proportional to 9,316.67, 12,856.97 and 5,124.92 is: 7,072.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.67 : 12,856.97 = 5,124.92 : x
  2. Step 2: Convert to fraction form
    9,316.67/12,856.97 = 5,124.92/x
  3. Step 3: Cross multiply
    9,316.67x = 12,856.97 × 5,124.92
  4. Step 4: Simplify right side
    9,316.67x = 65,890,852.78
  5. Step 5: Solve for x
    x = 65,890,852.78/9,316.67
  6. Step 6: Final answer
    x = 7,072.36

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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.