Home / 8,308.07-11,462.30-4,722.67

Finding the Fourth Proportional to 8,308.07, 11,462.30 and 4,722.67

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Solution

The fourth proportional to 8,308.07, 11,462.30 and 4,722.67 is: 6,515.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.07 : 11,462.30 = 4,722.67 : x
  2. Step 2: Convert to fraction form
    8,308.07/11,462.30 = 4,722.67/x
  3. Step 3: Cross multiply
    8,308.07x = 11,462.30 × 4,722.67
  4. Step 4: Simplify right side
    8,308.07x = 54,132,603.03
  5. Step 5: Solve for x
    x = 54,132,603.03/8,308.07
  6. Step 6: Final answer
    x = 6,515.67

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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.