Home / 6,421.02-9,633.24-2,723.40

Finding the Fourth Proportional to 6,421.02, 9,633.24 and 2,723.40

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Solution

The fourth proportional to 6,421.02, 9,633.24 and 2,723.40 is: 4,085.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421.02 : 9,633.24 = 2,723.40 : x
  2. Step 2: Convert to fraction form
    6,421.02/9,633.24 = 2,723.40/x
  3. Step 3: Cross multiply
    6,421.02x = 9,633.24 × 2,723.40
  4. Step 4: Simplify right side
    6,421.02x = 26,235,165.82
  5. Step 5: Solve for x
    x = 26,235,165.82/6,421.02
  6. Step 6: Final answer
    x = 4,085.83

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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.