Home / 6,899.04-10,347.18-1,967.36

Finding the Fourth Proportional to 6,899.04, 10,347.18 and 1,967.36

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Solution

The fourth proportional to 6,899.04, 10,347.18 and 1,967.36 is: 2,950.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,899.04 : 10,347.18 = 1,967.36 : x
  2. Step 2: Convert to fraction form
    6,899.04/10,347.18 = 1,967.36/x
  3. Step 3: Cross multiply
    6,899.04x = 10,347.18 × 1,967.36
  4. Step 4: Simplify right side
    6,899.04x = 20,356,568.93
  5. Step 5: Solve for x
    x = 20,356,568.93/6,899.04
  6. Step 6: Final answer
    x = 2,950.64

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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.