Home / 4,213.96-6,319.98-1,616.32

Finding the Fourth Proportional to 4,213.96, 6,319.98 and 1,616.32

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Solution

The fourth proportional to 4,213.96, 6,319.98 and 1,616.32 is: 2,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.96 : 6,319.98 = 1,616.32 : x
  2. Step 2: Convert to fraction form
    4,213.96/6,319.98 = 1,616.32/x
  3. Step 3: Cross multiply
    4,213.96x = 6,319.98 × 1,616.32
  4. Step 4: Simplify right side
    4,213.96x = 10,215,110.07
  5. Step 5: Solve for x
    x = 10,215,110.07/4,213.96
  6. Step 6: Final answer
    x = 2,424.11

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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.