Home / 5,305.29-7,322.04-3,818.13

Finding the Fourth Proportional to 5,305.29, 7,322.04 and 3,818.13

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Solution

The fourth proportional to 5,305.29, 7,322.04 and 3,818.13 is: 5,269.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305.29 : 7,322.04 = 3,818.13 : x
  2. Step 2: Convert to fraction form
    5,305.29/7,322.04 = 3,818.13/x
  3. Step 3: Cross multiply
    5,305.29x = 7,322.04 × 3,818.13
  4. Step 4: Simplify right side
    5,305.29x = 27,956,500.59
  5. Step 5: Solve for x
    x = 27,956,500.59/5,305.29
  6. Step 6: Final answer
    x = 5,269.55

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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.