Home / 6,424.08-9,635.40-2,041.20

Finding the Fourth Proportional to 6,424.08, 9,635.40 and 2,041.20

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Solution

The fourth proportional to 6,424.08, 9,635.40 and 2,041.20 is: 3,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424.08 : 9,635.40 = 2,041.20 : x
  2. Step 2: Convert to fraction form
    6,424.08/9,635.40 = 2,041.20/x
  3. Step 3: Cross multiply
    6,424.08x = 9,635.40 × 2,041.20
  4. Step 4: Simplify right side
    6,424.08x = 19,667,778.48
  5. Step 5: Solve for x
    x = 19,667,778.48/6,424.08
  6. Step 6: Final answer
    x = 3,061.57

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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.