Home / 6,457.70-9,689.75-2,562.02

Finding the Fourth Proportional to 6,457.70, 9,689.75 and 2,562.02

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Solution

The fourth proportional to 6,457.70, 9,689.75 and 2,562.02 is: 3,844.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457.70 : 9,689.75 = 2,562.02 : x
  2. Step 2: Convert to fraction form
    6,457.70/9,689.75 = 2,562.02/x
  3. Step 3: Cross multiply
    6,457.70x = 9,689.75 × 2,562.02
  4. Step 4: Simplify right side
    6,457.70x = 24,825,333.30
  5. Step 5: Solve for x
    x = 24,825,333.30/6,457.70
  6. Step 6: Final answer
    x = 3,844.30

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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.