Home / 6,213.60-8,574.96-3,381.18

Finding the Fourth Proportional to 6,213.60, 8,574.96 and 3,381.18

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Solution

The fourth proportional to 6,213.60, 8,574.96 and 3,381.18 is: 4,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,213.60 : 8,574.96 = 3,381.18 : x
  2. Step 2: Convert to fraction form
    6,213.60/8,574.96 = 3,381.18/x
  3. Step 3: Cross multiply
    6,213.60x = 8,574.96 × 3,381.18
  4. Step 4: Simplify right side
    6,213.60x = 28,993,483.25
  5. Step 5: Solve for x
    x = 28,993,483.25/6,213.60
  6. Step 6: Final answer
    x = 4,666.13

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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.