Home / 6,361.46-9,543.21-1,979.93

Finding the Fourth Proportional to 6,361.46, 9,543.21 and 1,979.93

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Solution

The fourth proportional to 6,361.46, 9,543.21 and 1,979.93 is: 2,970.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.46 : 9,543.21 = 1,979.93 : x
  2. Step 2: Convert to fraction form
    6,361.46/9,543.21 = 1,979.93/x
  3. Step 3: Cross multiply
    6,361.46x = 9,543.21 × 1,979.93
  4. Step 4: Simplify right side
    6,361.46x = 18,894,887.78
  5. Step 5: Solve for x
    x = 18,894,887.78/6,361.46
  6. Step 6: Final answer
    x = 2,970.21

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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.