Home / 10,974.08-15,144.98-6,258.67

Finding the Fourth Proportional to 10,974.08, 15,144.98 and 6,258.67

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Solution

The fourth proportional to 10,974.08, 15,144.98 and 6,258.67 is: 8,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,974.08 : 15,144.98 = 6,258.67 : x
  2. Step 2: Convert to fraction form
    10,974.08/15,144.98 = 6,258.67/x
  3. Step 3: Cross multiply
    10,974.08x = 15,144.98 × 6,258.67
  4. Step 4: Simplify right side
    10,974.08x = 94,787,362.82
  5. Step 5: Solve for x
    x = 94,787,362.82/10,974.08
  6. Step 6: Final answer
    x = 8,637.38

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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.