Home / 4,962.92-7,444.86-1,405.05

Finding the Fourth Proportional to 4,962.92, 7,444.86 and 1,405.05

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Solution

The fourth proportional to 4,962.92, 7,444.86 and 1,405.05 is: 2,107.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.92 : 7,444.86 = 1,405.05 : x
  2. Step 2: Convert to fraction form
    4,962.92/7,444.86 = 1,405.05/x
  3. Step 3: Cross multiply
    4,962.92x = 7,444.86 × 1,405.05
  4. Step 4: Simplify right side
    4,962.92x = 10,460,375.26
  5. Step 5: Solve for x
    x = 10,460,375.26/4,962.92
  6. Step 6: Final answer
    x = 2,107.71

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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.