Home / 1,975.46-2,962.94-1,235.13

Finding the Fourth Proportional to 1,975.46, 2,962.94 and 1,235.13

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Solution

The fourth proportional to 1,975.46, 2,962.94 and 1,235.13 is: 1,852.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975.46 : 2,962.94 = 1,235.13 : x
  2. Step 2: Convert to fraction form
    1,975.46/2,962.94 = 1,235.13/x
  3. Step 3: Cross multiply
    1,975.46x = 2,962.94 × 1,235.13
  4. Step 4: Simplify right side
    1,975.46x = 3,659,630.28
  5. Step 5: Solve for x
    x = 3,659,630.28/1,975.46
  6. Step 6: Final answer
    x = 1,852.55

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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.