Home / 7,766.29-11,648.23-4,258.03

Finding the Fourth Proportional to 7,766.29, 11,648.23 and 4,258.03

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Solution

The fourth proportional to 7,766.29, 11,648.23 and 4,258.03 is: 6,386.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.29 : 11,648.23 = 4,258.03 : x
  2. Step 2: Convert to fraction form
    7,766.29/11,648.23 = 4,258.03/x
  3. Step 3: Cross multiply
    7,766.29x = 11,648.23 × 4,258.03
  4. Step 4: Simplify right side
    7,766.29x = 49,598,512.79
  5. Step 5: Solve for x
    x = 49,598,512.79/7,766.29
  6. Step 6: Final answer
    x = 6,386.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.