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Finding the Fourth Proportional to 9,490.02, 14,235.03 and 2,916.12

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Solution

The fourth proportional to 9,490.02, 14,235.03 and 2,916.12 is: 4,374.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490.02 : 14,235.03 = 2,916.12 : x
  2. Step 2: Convert to fraction form
    9,490.02/14,235.03 = 2,916.12/x
  3. Step 3: Cross multiply
    9,490.02x = 14,235.03 × 2,916.12
  4. Step 4: Simplify right side
    9,490.02x = 41,511,055.68
  5. Step 5: Solve for x
    x = 41,511,055.68/9,490.02
  6. Step 6: Final answer
    x = 4,374.18

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Double scale
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Similar ratio
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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.