Home / 6,848.18-10,273.80-2,688.20

Finding the Fourth Proportional to 6,848.18, 10,273.80 and 2,688.20

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Solution

The fourth proportional to 6,848.18, 10,273.80 and 2,688.20 is: 4,032.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.18 : 10,273.80 = 2,688.20 : x
  2. Step 2: Convert to fraction form
    6,848.18/10,273.80 = 2,688.20/x
  3. Step 3: Cross multiply
    6,848.18x = 10,273.80 × 2,688.20
  4. Step 4: Simplify right side
    6,848.18x = 27,618,029.16
  5. Step 5: Solve for x
    x = 27,618,029.16/6,848.18
  6. Step 6: Final answer
    x = 4,032.90

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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.