Home / 6,126.68-9,185.16-2,661.50

Finding the Fourth Proportional to 6,126.68, 9,185.16 and 2,661.50

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Solution

The fourth proportional to 6,126.68, 9,185.16 and 2,661.50 is: 3,990.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.68 : 9,185.16 = 2,661.50 : x
  2. Step 2: Convert to fraction form
    6,126.68/9,185.16 = 2,661.50/x
  3. Step 3: Cross multiply
    6,126.68x = 9,185.16 × 2,661.50
  4. Step 4: Simplify right side
    6,126.68x = 24,446,303.34
  5. Step 5: Solve for x
    x = 24,446,303.34/6,126.68
  6. Step 6: Final answer
    x = 3,990.14

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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.