Home / 5,261.61-7,886.13-2,446.64

Finding the Fourth Proportional to 5,261.61, 7,886.13 and 2,446.64

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Solution

The fourth proportional to 5,261.61, 7,886.13 and 2,446.64 is: 3,667.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.61 : 7,886.13 = 2,446.64 : x
  2. Step 2: Convert to fraction form
    5,261.61/7,886.13 = 2,446.64/x
  3. Step 3: Cross multiply
    5,261.61x = 7,886.13 × 2,446.64
  4. Step 4: Simplify right side
    5,261.61x = 19,294,521.10
  5. Step 5: Solve for x
    x = 19,294,521.10/5,261.61
  6. Step 6: Final answer
    x = 3,667.04

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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.