Home / 7,410.42-11,113.74-3,027.06

Finding the Fourth Proportional to 7,410.42, 11,113.74 and 3,027.06

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Solution

The fourth proportional to 7,410.42, 11,113.74 and 3,027.06 is: 4,539.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.42 : 11,113.74 = 3,027.06 : x
  2. Step 2: Convert to fraction form
    7,410.42/11,113.74 = 3,027.06/x
  3. Step 3: Cross multiply
    7,410.42x = 11,113.74 × 3,027.06
  4. Step 4: Simplify right side
    7,410.42x = 33,641,957.80
  5. Step 5: Solve for x
    x = 33,641,957.80/7,410.42
  6. Step 6: Final answer
    x = 4,539.82

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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.