Home / 2,853.35-4,280.01-1,293.89

Finding the Fourth Proportional to 2,853.35, 4,280.01 and 1,293.89

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Solution

The fourth proportional to 2,853.35, 4,280.01 and 1,293.89 is: 1,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,853.35 : 4,280.01 = 1,293.89 : x
  2. Step 2: Convert to fraction form
    2,853.35/4,280.01 = 1,293.89/x
  3. Step 3: Cross multiply
    2,853.35x = 4,280.01 × 1,293.89
  4. Step 4: Simplify right side
    2,853.35x = 5,537,840.74
  5. Step 5: Solve for x
    x = 5,537,840.74/2,853.35
  6. Step 6: Final answer
    x = 1,940.82

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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.