Home / 10,258.54-14,149.75-6,281.62

Finding the Fourth Proportional to 10,258.54, 14,149.75 and 6,281.62

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Solution

The fourth proportional to 10,258.54, 14,149.75 and 6,281.62 is: 8,664.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.54 : 14,149.75 = 6,281.62 : x
  2. Step 2: Convert to fraction form
    10,258.54/14,149.75 = 6,281.62/x
  3. Step 3: Cross multiply
    10,258.54x = 14,149.75 × 6,281.62
  4. Step 4: Simplify right side
    10,258.54x = 88,883,352.60
  5. Step 5: Solve for x
    x = 88,883,352.60/10,258.54
  6. Step 6: Final answer
    x = 8,664.33

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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.