Home / 4,853.90-7,274.75-2,077.31

Finding the Fourth Proportional to 4,853.90, 7,274.75 and 2,077.31

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Solution

The fourth proportional to 4,853.90, 7,274.75 and 2,077.31 is: 3,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,853.90 : 7,274.75 = 2,077.31 : x
  2. Step 2: Convert to fraction form
    4,853.90/7,274.75 = 2,077.31/x
  3. Step 3: Cross multiply
    4,853.90x = 7,274.75 × 2,077.31
  4. Step 4: Simplify right side
    4,853.90x = 15,111,910.92
  5. Step 5: Solve for x
    x = 15,111,910.92/4,853.90
  6. Step 6: Final answer
    x = 3,113.35

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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.