Home / 6,852.45-10,280.22-2,172.74

Finding the Fourth Proportional to 6,852.45, 10,280.22 and 2,172.74

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Solution

The fourth proportional to 6,852.45, 10,280.22 and 2,172.74 is: 3,259.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.45 : 10,280.22 = 2,172.74 : x
  2. Step 2: Convert to fraction form
    6,852.45/10,280.22 = 2,172.74/x
  3. Step 3: Cross multiply
    6,852.45x = 10,280.22 × 2,172.74
  4. Step 4: Simplify right side
    6,852.45x = 22,336,193.80
  5. Step 5: Solve for x
    x = 22,336,193.80/6,852.45
  6. Step 6: Final answer
    x = 3,259.59

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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.