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Finding the Fourth Proportional to 9,335.64, 14,005.66 and 2,672.22

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Solution

The fourth proportional to 9,335.64, 14,005.66 and 2,672.22 is: 4,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,335.64 : 14,005.66 = 2,672.22 : x
  2. Step 2: Convert to fraction form
    9,335.64/14,005.66 = 2,672.22/x
  3. Step 3: Cross multiply
    9,335.64x = 14,005.66 × 2,672.22
  4. Step 4: Simplify right side
    9,335.64x = 37,426,204.77
  5. Step 5: Solve for x
    x = 37,426,204.77/9,335.64
  6. Step 6: Final answer
    x = 4,008.96

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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.