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Finding the Fourth Proportional to 9,625.62, 14,308.55 and 9,341.84

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Solution

The fourth proportional to 9,625.62, 14,308.55 and 9,341.84 is: 13,886.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,625.62 : 14,308.55 = 9,341.84 : x
  2. Step 2: Convert to fraction form
    9,625.62/14,308.55 = 9,341.84/x
  3. Step 3: Cross multiply
    9,625.62x = 14,308.55 × 9,341.84
  4. Step 4: Simplify right side
    9,625.62x = 133,668,208.83
  5. Step 5: Solve for x
    x = 133,668,208.83/9,625.62
  6. Step 6: Final answer
    x = 13,886.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.