Home / 6,852.78-10,281.90-4,080.76

Finding the Fourth Proportional to 6,852.78, 10,281.90 and 4,080.76

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Solution

The fourth proportional to 6,852.78, 10,281.90 and 4,080.76 is: 6,122.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,852.78 : 10,281.90 = 4,080.76 : x
  2. Step 2: Convert to fraction form
    6,852.78/10,281.90 = 4,080.76/x
  3. Step 3: Cross multiply
    6,852.78x = 10,281.90 × 4,080.76
  4. Step 4: Simplify right side
    6,852.78x = 41,957,966.24
  5. Step 5: Solve for x
    x = 41,957,966.24/6,852.78
  6. Step 6: Final answer
    x = 6,122.77

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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.