Home / 6,510.22-9,767.67-2,127.70

Finding the Fourth Proportional to 6,510.22, 9,767.67 and 2,127.70

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Solution

The fourth proportional to 6,510.22, 9,767.67 and 2,127.70 is: 3,192.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.22 : 9,767.67 = 2,127.70 : x
  2. Step 2: Convert to fraction form
    6,510.22/9,767.67 = 2,127.70/x
  3. Step 3: Cross multiply
    6,510.22x = 9,767.67 × 2,127.70
  4. Step 4: Simplify right side
    6,510.22x = 20,782,671.46
  5. Step 5: Solve for x
    x = 20,782,671.46/6,510.22
  6. Step 6: Final answer
    x = 3,192.31

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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.