Home / 12,097.20-16,693.62-7,061.70

Finding the Fourth Proportional to 12,097.20, 16,693.62 and 7,061.70

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Solution

The fourth proportional to 12,097.20, 16,693.62 and 7,061.70 is: 9,744.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.20 : 16,693.62 = 7,061.70 : x
  2. Step 2: Convert to fraction form
    12,097.20/16,693.62 = 7,061.70/x
  3. Step 3: Cross multiply
    12,097.20x = 16,693.62 × 7,061.70
  4. Step 4: Simplify right side
    12,097.20x = 117,885,336.35
  5. Step 5: Solve for x
    x = 117,885,336.35/12,097.20
  6. Step 6: Final answer
    x = 9,744.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.