Home / 9,089.11-12,548.52-6,261.50

Finding the Fourth Proportional to 9,089.11, 12,548.52 and 6,261.50

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Solution

The fourth proportional to 9,089.11, 12,548.52 and 6,261.50 is: 8,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,089.11 : 12,548.52 = 6,261.50 : x
  2. Step 2: Convert to fraction form
    9,089.11/12,548.52 = 6,261.50/x
  3. Step 3: Cross multiply
    9,089.11x = 12,548.52 × 6,261.50
  4. Step 4: Simplify right side
    9,089.11x = 78,572,589.35
  5. Step 5: Solve for x
    x = 78,572,589.35/9,089.11
  6. Step 6: Final answer
    x = 8,644.69

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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.