Home / 6,284.12-9,408.96-4,816.40

Finding the Fourth Proportional to 6,284.12, 9,408.96 and 4,816.40

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Solution

The fourth proportional to 6,284.12, 9,408.96 and 4,816.40 is: 7,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,284.12 : 9,408.96 = 4,816.40 : x
  2. Step 2: Convert to fraction form
    6,284.12/9,408.96 = 4,816.40/x
  3. Step 3: Cross multiply
    6,284.12x = 9,408.96 × 4,816.40
  4. Step 4: Simplify right side
    6,284.12x = 45,317,267.90
  5. Step 5: Solve for x
    x = 45,317,267.90/6,284.12
  6. Step 6: Final answer
    x = 7,211.40

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Half scale
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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.