Home / 6,501.75-9,753.63-2,118.18

Finding the Fourth Proportional to 6,501.75, 9,753.63 and 2,118.18

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Solution

The fourth proportional to 6,501.75, 9,753.63 and 2,118.18 is: 3,177.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,501.75 : 9,753.63 = 2,118.18 : x
  2. Step 2: Convert to fraction form
    6,501.75/9,753.63 = 2,118.18/x
  3. Step 3: Cross multiply
    6,501.75x = 9,753.63 × 2,118.18
  4. Step 4: Simplify right side
    6,501.75x = 20,659,943.99
  5. Step 5: Solve for x
    x = 20,659,943.99/6,501.75
  6. Step 6: Final answer
    x = 3,177.60

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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.