Home / 7,471.13-11,203.46-2,539.45

Finding the Fourth Proportional to 7,471.13, 11,203.46 and 2,539.45

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Solution

The fourth proportional to 7,471.13, 11,203.46 and 2,539.45 is: 3,808.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,471.13 : 11,203.46 = 2,539.45 : x
  2. Step 2: Convert to fraction form
    7,471.13/11,203.46 = 2,539.45/x
  3. Step 3: Cross multiply
    7,471.13x = 11,203.46 × 2,539.45
  4. Step 4: Simplify right side
    7,471.13x = 28,450,557.78
  5. Step 5: Solve for x
    x = 28,450,557.78/7,471.13
  6. Step 6: Final answer
    x = 3,808.07

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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.