Home / 9,241.48-13,853.28-3,980.24

Finding the Fourth Proportional to 9,241.48, 13,853.28 and 3,980.24

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Solution

The fourth proportional to 9,241.48, 13,853.28 and 3,980.24 is: 5,966.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.48 : 13,853.28 = 3,980.24 : x
  2. Step 2: Convert to fraction form
    9,241.48/13,853.28 = 3,980.24/x
  3. Step 3: Cross multiply
    9,241.48x = 13,853.28 × 3,980.24
  4. Step 4: Simplify right side
    9,241.48x = 55,139,379.19
  5. Step 5: Solve for x
    x = 55,139,379.19/9,241.48
  6. Step 6: Final answer
    x = 5,966.51

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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.