Home / 5,985.72-8,261.52-3,468.42

Finding the Fourth Proportional to 5,985.72, 8,261.52 and 3,468.42

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Solution

The fourth proportional to 5,985.72, 8,261.52 and 3,468.42 is: 4,787.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,985.72 : 8,261.52 = 3,468.42 : x
  2. Step 2: Convert to fraction form
    5,985.72/8,261.52 = 3,468.42/x
  3. Step 3: Cross multiply
    5,985.72x = 8,261.52 × 3,468.42
  4. Step 4: Simplify right side
    5,985.72x = 28,654,421.20
  5. Step 5: Solve for x
    x = 28,654,421.20/5,985.72
  6. Step 6: Final answer
    x = 4,787.13

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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.