Home / 9,824.09-13,552.72-6,290.87

Finding the Fourth Proportional to 9,824.09, 13,552.72 and 6,290.87

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Solution

The fourth proportional to 9,824.09, 13,552.72 and 6,290.87 is: 8,678.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,824.09 : 13,552.72 = 6,290.87 : x
  2. Step 2: Convert to fraction form
    9,824.09/13,552.72 = 6,290.87/x
  3. Step 3: Cross multiply
    9,824.09x = 13,552.72 × 6,290.87
  4. Step 4: Simplify right side
    9,824.09x = 85,258,316.18
  5. Step 5: Solve for x
    x = 85,258,316.18/9,824.09
  6. Step 6: Final answer
    x = 8,678.50

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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.