Home / 6,840.08-10,261.20-2,222

Finding the Fourth Proportional to 6,840.08, 10,261.20 and 2,222

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Solution

The fourth proportional to 6,840.08, 10,261.20 and 2,222 is: 3,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,840.08 : 10,261.20 = 2,222 : x
  2. Step 2: Convert to fraction form
    6,840.08/10,261.20 = 2,222/x
  3. Step 3: Cross multiply
    6,840.08x = 10,261.20 × 2,222
  4. Step 4: Simplify right side
    6,840.08x = 22,800,386.40
  5. Step 5: Solve for x
    x = 22,800,386.40/6,840.08
  6. Step 6: Final answer
    x = 3,333.35

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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.