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Finding the Fourth Proportional to 7,010.60, 10,505.10 and 6,081.80

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Solution

The fourth proportional to 7,010.60, 10,505.10 and 6,081.80 is: 9,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010.60 : 10,505.10 = 6,081.80 : x
  2. Step 2: Convert to fraction form
    7,010.60/10,505.10 = 6,081.80/x
  3. Step 3: Cross multiply
    7,010.60x = 10,505.10 × 6,081.80
  4. Step 4: Simplify right side
    7,010.60x = 63,889,917.18
  5. Step 5: Solve for x
    x = 63,889,917.18/7,010.60
  6. Step 6: Final answer
    x = 9,113.33

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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.