Home / 2,523.36-3,478.48-1,774.88

Finding the Fourth Proportional to 2,523.36, 3,478.48 and 1,774.88

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Solution

The fourth proportional to 2,523.36, 3,478.48 and 1,774.88 is: 2,446.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,523.36 : 3,478.48 = 1,774.88 : x
  2. Step 2: Convert to fraction form
    2,523.36/3,478.48 = 1,774.88/x
  3. Step 3: Cross multiply
    2,523.36x = 3,478.48 × 1,774.88
  4. Step 4: Simplify right side
    2,523.36x = 6,173,884.58
  5. Step 5: Solve for x
    x = 6,173,884.58/2,523.36
  6. Step 6: Final answer
    x = 2,446.69

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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.