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Finding the Fourth Proportional to 6,265.76, 9,353.07 and 5,981.45

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Solution

The fourth proportional to 6,265.76, 9,353.07 and 5,981.45 is: 8,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,265.76 : 9,353.07 = 5,981.45 : x
  2. Step 2: Convert to fraction form
    6,265.76/9,353.07 = 5,981.45/x
  3. Step 3: Cross multiply
    6,265.76x = 9,353.07 × 5,981.45
  4. Step 4: Simplify right side
    6,265.76x = 55,944,873.79
  5. Step 5: Solve for x
    x = 55,944,873.79/6,265.76
  6. Step 6: Final answer
    x = 8,928.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.