Home / 6,402.10-9,605.55-2,509.30

Finding the Fourth Proportional to 6,402.10, 9,605.55 and 2,509.30

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Solution

The fourth proportional to 6,402.10, 9,605.55 and 2,509.30 is: 3,764.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402.10 : 9,605.55 = 2,509.30 : x
  2. Step 2: Convert to fraction form
    6,402.10/9,605.55 = 2,509.30/x
  3. Step 3: Cross multiply
    6,402.10x = 9,605.55 × 2,509.30
  4. Step 4: Simplify right side
    6,402.10x = 24,103,206.62
  5. Step 5: Solve for x
    x = 24,103,206.62/6,402.10
  6. Step 6: Final answer
    x = 3,764.89

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1.5x scale

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.