Home / 6,861.14-10,290.17-4,088.60

Finding the Fourth Proportional to 6,861.14, 10,290.17 and 4,088.60

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Solution

The fourth proportional to 6,861.14, 10,290.17 and 4,088.60 is: 6,131.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,861.14 : 10,290.17 = 4,088.60 : x
  2. Step 2: Convert to fraction form
    6,861.14/10,290.17 = 4,088.60/x
  3. Step 3: Cross multiply
    6,861.14x = 10,290.17 × 4,088.60
  4. Step 4: Simplify right side
    6,861.14x = 42,072,368.62
  5. Step 5: Solve for x
    x = 42,072,368.62/6,861.14
  6. Step 6: Final answer
    x = 6,131.98

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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.