Home / 8,818.72-13,221.14-6,036.95

Finding the Fourth Proportional to 8,818.72, 13,221.14 and 6,036.95

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Solution

The fourth proportional to 8,818.72, 13,221.14 and 6,036.95 is: 9,050.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,818.72 : 13,221.14 = 6,036.95 : x
  2. Step 2: Convert to fraction form
    8,818.72/13,221.14 = 6,036.95/x
  3. Step 3: Cross multiply
    8,818.72x = 13,221.14 × 6,036.95
  4. Step 4: Simplify right side
    8,818.72x = 79,815,361.12
  5. Step 5: Solve for x
    x = 79,815,361.12/8,818.72
  6. Step 6: Final answer
    x = 9,050.67

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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.