Home / 4,019.12-5,543.32-3,460.56

Finding the Fourth Proportional to 4,019.12, 5,543.32 and 3,460.56

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Solution

The fourth proportional to 4,019.12, 5,543.32 and 3,460.56 is: 4,772.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.12 : 5,543.32 = 3,460.56 : x
  2. Step 2: Convert to fraction form
    4,019.12/5,543.32 = 3,460.56/x
  3. Step 3: Cross multiply
    4,019.12x = 5,543.32 × 3,460.56
  4. Step 4: Simplify right side
    4,019.12x = 19,182,991.46
  5. Step 5: Solve for x
    x = 19,182,991.46/4,019.12
  6. Step 6: Final answer
    x = 4,772.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.