Home / 4,100.52-5,656.60-2,774.70

Finding the Fourth Proportional to 4,100.52, 5,656.60 and 2,774.70

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Solution

The fourth proportional to 4,100.52, 5,656.60 and 2,774.70 is: 3,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,100.52 : 5,656.60 = 2,774.70 : x
  2. Step 2: Convert to fraction form
    4,100.52/5,656.60 = 2,774.70/x
  3. Step 3: Cross multiply
    4,100.52x = 5,656.60 × 2,774.70
  4. Step 4: Simplify right side
    4,100.52x = 15,695,368.02
  5. Step 5: Solve for x
    x = 15,695,368.02/4,100.52
  6. Step 6: Final answer
    x = 3,827.65

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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.