Home / 4,785.11-7,177.66-2,607.67

Finding the Fourth Proportional to 4,785.11, 7,177.66 and 2,607.67

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Solution

The fourth proportional to 4,785.11, 7,177.66 and 2,607.67 is: 3,911.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.11 : 7,177.66 = 2,607.67 : x
  2. Step 2: Convert to fraction form
    4,785.11/7,177.66 = 2,607.67/x
  3. Step 3: Cross multiply
    4,785.11x = 7,177.66 × 2,607.67
  4. Step 4: Simplify right side
    4,785.11x = 18,716,971.11
  5. Step 5: Solve for x
    x = 18,716,971.11/4,785.11
  6. Step 6: Final answer
    x = 3,911.50

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Double scale
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Similar ratio
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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.