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Finding the Fourth Proportional to 9,437.16, 14,118.48 and 8,329.08

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Solution

The fourth proportional to 9,437.16, 14,118.48 and 8,329.08 is: 12,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,437.16 : 14,118.48 = 8,329.08 : x
  2. Step 2: Convert to fraction form
    9,437.16/14,118.48 = 8,329.08/x
  3. Step 3: Cross multiply
    9,437.16x = 14,118.48 × 8,329.08
  4. Step 4: Simplify right side
    9,437.16x = 117,593,949.40
  5. Step 5: Solve for x
    x = 117,593,949.40/9,437.16
  6. Step 6: Final answer
    x = 12,460.73

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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.