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Finding the Fourth Proportional to 9,497.80, 14,246.70 and 4,313.80

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Solution

The fourth proportional to 9,497.80, 14,246.70 and 4,313.80 is: 6,470.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,497.80 : 14,246.70 = 4,313.80 : x
  2. Step 2: Convert to fraction form
    9,497.80/14,246.70 = 4,313.80/x
  3. Step 3: Cross multiply
    9,497.80x = 14,246.70 × 4,313.80
  4. Step 4: Simplify right side
    9,497.80x = 61,457,414.46
  5. Step 5: Solve for x
    x = 61,457,414.46/9,497.80
  6. Step 6: Final answer
    x = 6,470.70

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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.