Home / 6,898.40-10,341.80-2,999.88

Finding the Fourth Proportional to 6,898.40, 10,341.80 and 2,999.88

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Solution

The fourth proportional to 6,898.40, 10,341.80 and 2,999.88 is: 4,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,898.40 : 10,341.80 = 2,999.88 : x
  2. Step 2: Convert to fraction form
    6,898.40/10,341.80 = 2,999.88/x
  3. Step 3: Cross multiply
    6,898.40x = 10,341.80 × 2,999.88
  4. Step 4: Simplify right side
    6,898.40x = 31,024,158.98
  5. Step 5: Solve for x
    x = 31,024,158.98/6,898.40
  6. Step 6: Final answer
    x = 4,497.30

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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.