Home / 9,841.14-13,581.72-6,259.86

Finding the Fourth Proportional to 9,841.14, 13,581.72 and 6,259.86

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Solution

The fourth proportional to 9,841.14, 13,581.72 and 6,259.86 is: 8,639.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,841.14 : 13,581.72 = 6,259.86 : x
  2. Step 2: Convert to fraction form
    9,841.14/13,581.72 = 6,259.86/x
  3. Step 3: Cross multiply
    9,841.14x = 13,581.72 × 6,259.86
  4. Step 4: Simplify right side
    9,841.14x = 85,019,665.76
  5. Step 5: Solve for x
    x = 85,019,665.76/9,841.14
  6. Step 6: Final answer
    x = 8,639.21

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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.