Home / 6,886.41-9,502.93-3,902.18

Finding the Fourth Proportional to 6,886.41, 9,502.93 and 3,902.18

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Solution

The fourth proportional to 6,886.41, 9,502.93 and 3,902.18 is: 5,384.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,886.41 : 9,502.93 = 3,902.18 : x
  2. Step 2: Convert to fraction form
    6,886.41/9,502.93 = 3,902.18/x
  3. Step 3: Cross multiply
    6,886.41x = 9,502.93 × 3,902.18
  4. Step 4: Simplify right side
    6,886.41x = 37,082,143.39
  5. Step 5: Solve for x
    x = 37,082,143.39/6,886.41
  6. Step 6: Final answer
    x = 5,384.83

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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.