Home / 7,454.13-11,181.47-2,259.87

Finding the Fourth Proportional to 7,454.13, 11,181.47 and 2,259.87

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Solution

The fourth proportional to 7,454.13, 11,181.47 and 2,259.87 is: 3,389.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.13 : 11,181.47 = 2,259.87 : x
  2. Step 2: Convert to fraction form
    7,454.13/11,181.47 = 2,259.87/x
  3. Step 3: Cross multiply
    7,454.13x = 11,181.47 × 2,259.87
  4. Step 4: Simplify right side
    7,454.13x = 25,268,657.31
  5. Step 5: Solve for x
    x = 25,268,657.31/7,454.13
  6. Step 6: Final answer
    x = 3,389.89

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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.