Home / 4,387.92-6,055.11-3,213.96

Finding the Fourth Proportional to 4,387.92, 6,055.11 and 3,213.96

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Solution

The fourth proportional to 4,387.92, 6,055.11 and 3,213.96 is: 4,435.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.92 : 6,055.11 = 3,213.96 : x
  2. Step 2: Convert to fraction form
    4,387.92/6,055.11 = 3,213.96/x
  3. Step 3: Cross multiply
    4,387.92x = 6,055.11 × 3,213.96
  4. Step 4: Simplify right side
    4,387.92x = 19,460,881.34
  5. Step 5: Solve for x
    x = 19,460,881.34/4,387.92
  6. Step 6: Final answer
    x = 4,435.10

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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.