Home / 4,124.80-5,690.86-2,356.04

Finding the Fourth Proportional to 4,124.80, 5,690.86 and 2,356.04

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Solution

The fourth proportional to 4,124.80, 5,690.86 and 2,356.04 is: 3,250.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,124.80 : 5,690.86 = 2,356.04 : x
  2. Step 2: Convert to fraction form
    4,124.80/5,690.86 = 2,356.04/x
  3. Step 3: Cross multiply
    4,124.80x = 5,690.86 × 2,356.04
  4. Step 4: Simplify right side
    4,124.80x = 13,407,893.79
  5. Step 5: Solve for x
    x = 13,407,893.79/4,124.80
  6. Step 6: Final answer
    x = 3,250.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.