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Finding the Fourth Proportional to 9,612.12, 14,395.14 and 6,089.88

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Solution

The fourth proportional to 9,612.12, 14,395.14 and 6,089.88 is: 9,120.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,612.12 : 14,395.14 = 6,089.88 : x
  2. Step 2: Convert to fraction form
    9,612.12/14,395.14 = 6,089.88/x
  3. Step 3: Cross multiply
    9,612.12x = 14,395.14 × 6,089.88
  4. Step 4: Simplify right side
    9,612.12x = 87,664,675.18
  5. Step 5: Solve for x
    x = 87,664,675.18/9,612.12
  6. Step 6: Final answer
    x = 9,120.22

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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.