Home / 4,705.68-7,060.56-2,240.48

Finding the Fourth Proportional to 4,705.68, 7,060.56 and 2,240.48

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Solution

The fourth proportional to 4,705.68, 7,060.56 and 2,240.48 is: 3,361.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,705.68 : 7,060.56 = 2,240.48 : x
  2. Step 2: Convert to fraction form
    4,705.68/7,060.56 = 2,240.48/x
  3. Step 3: Cross multiply
    4,705.68x = 7,060.56 × 2,240.48
  4. Step 4: Simplify right side
    4,705.68x = 15,819,043.47
  5. Step 5: Solve for x
    x = 15,819,043.47/4,705.68
  6. Step 6: Final answer
    x = 3,361.69

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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.