Home / 6,527.66-9,790.41-2,145.16

Finding the Fourth Proportional to 6,527.66, 9,790.41 and 2,145.16

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Solution

The fourth proportional to 6,527.66, 9,790.41 and 2,145.16 is: 3,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,527.66 : 9,790.41 = 2,145.16 : x
  2. Step 2: Convert to fraction form
    6,527.66/9,790.41 = 2,145.16/x
  3. Step 3: Cross multiply
    6,527.66x = 9,790.41 × 2,145.16
  4. Step 4: Simplify right side
    6,527.66x = 21,001,946.96
  5. Step 5: Solve for x
    x = 21,001,946.96/6,527.66
  6. Step 6: Final answer
    x = 3,217.38

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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.