Home / 9,839.60-13,583.57-6,258.16

Finding the Fourth Proportional to 9,839.60, 13,583.57 and 6,258.16

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Solution

The fourth proportional to 9,839.60, 13,583.57 and 6,258.16 is: 8,639.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.60 : 13,583.57 = 6,258.16 : x
  2. Step 2: Convert to fraction form
    9,839.60/13,583.57 = 6,258.16/x
  3. Step 3: Cross multiply
    9,839.60x = 13,583.57 × 6,258.16
  4. Step 4: Simplify right side
    9,839.60x = 85,008,154.43
  5. Step 5: Solve for x
    x = 85,008,154.43/9,839.60
  6. Step 6: Final answer
    x = 8,639.39

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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.