Home / 8,308.19-11,462.43-5,325.67

Finding the Fourth Proportional to 8,308.19, 11,462.43 and 5,325.67

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Solution

The fourth proportional to 8,308.19, 11,462.43 and 5,325.67 is: 7,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,308.19 : 11,462.43 = 5,325.67 : x
  2. Step 2: Convert to fraction form
    8,308.19/11,462.43 = 5,325.67/x
  3. Step 3: Cross multiply
    8,308.19x = 11,462.43 × 5,325.67
  4. Step 4: Simplify right side
    8,308.19x = 61,045,119.58
  5. Step 5: Solve for x
    x = 61,045,119.58/8,308.19
  6. Step 6: Final answer
    x = 7,347.58

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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.