Home / 6,259.82-9,389.96-4,280.74

Finding the Fourth Proportional to 6,259.82, 9,389.96 and 4,280.74

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Solution

The fourth proportional to 6,259.82, 9,389.96 and 4,280.74 is: 6,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,259.82 : 9,389.96 = 4,280.74 : x
  2. Step 2: Convert to fraction form
    6,259.82/9,389.96 = 4,280.74/x
  3. Step 3: Cross multiply
    6,259.82x = 9,389.96 × 4,280.74
  4. Step 4: Simplify right side
    6,259.82x = 40,195,964.60
  5. Step 5: Solve for x
    x = 40,195,964.60/6,259.82
  6. Step 6: Final answer
    x = 6,421.26

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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.