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Finding the Fourth Proportional to 9,641.05, 14,445.06 and 5,261.58

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Solution

The fourth proportional to 9,641.05, 14,445.06 and 5,261.58 is: 7,883.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,641.05 : 14,445.06 = 5,261.58 : x
  2. Step 2: Convert to fraction form
    9,641.05/14,445.06 = 5,261.58/x
  3. Step 3: Cross multiply
    9,641.05x = 14,445.06 × 5,261.58
  4. Step 4: Simplify right side
    9,641.05x = 76,003,838.79
  5. Step 5: Solve for x
    x = 76,003,838.79/9,641.05
  6. Step 6: Final answer
    x = 7,883.36

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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.