Home / 6,690.14-10,035.57-2,790.62

Finding the Fourth Proportional to 6,690.14, 10,035.57 and 2,790.62

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Solution

The fourth proportional to 6,690.14, 10,035.57 and 2,790.62 is: 4,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690.14 : 10,035.57 = 2,790.62 : x
  2. Step 2: Convert to fraction form
    6,690.14/10,035.57 = 2,790.62/x
  3. Step 3: Cross multiply
    6,690.14x = 10,035.57 × 2,790.62
  4. Step 4: Simplify right side
    6,690.14x = 28,005,462.35
  5. Step 5: Solve for x
    x = 28,005,462.35/6,690.14
  6. Step 6: Final answer
    x = 4,186.08

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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.