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Finding the Fourth Proportional to 9,515.17, 14,251.95 and 4,827.10

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Solution

The fourth proportional to 9,515.17, 14,251.95 and 4,827.10 is: 7,230.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515.17 : 14,251.95 = 4,827.10 : x
  2. Step 2: Convert to fraction form
    9,515.17/14,251.95 = 4,827.10/x
  3. Step 3: Cross multiply
    9,515.17x = 14,251.95 × 4,827.10
  4. Step 4: Simplify right side
    9,515.17x = 68,795,587.85
  5. Step 5: Solve for x
    x = 68,795,587.85/9,515.17
  6. Step 6: Final answer
    x = 7,230.10

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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.