Home / 6,219.17-9,311.66-5,624.58

Finding the Fourth Proportional to 6,219.17, 9,311.66 and 5,624.58

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Solution

The fourth proportional to 6,219.17, 9,311.66 and 5,624.58 is: 8,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219.17 : 9,311.66 = 5,624.58 : x
  2. Step 2: Convert to fraction form
    6,219.17/9,311.66 = 5,624.58/x
  3. Step 3: Cross multiply
    6,219.17x = 9,311.66 × 5,624.58
  4. Step 4: Simplify right side
    6,219.17x = 52,374,148.48
  5. Step 5: Solve for x
    x = 52,374,148.48/6,219.17
  6. Step 6: Final answer
    x = 8,421.41

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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.