Home / 3,492.47-4,820.74-2,236.91

Finding the Fourth Proportional to 3,492.47, 4,820.74 and 2,236.91

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Solution

The fourth proportional to 3,492.47, 4,820.74 and 2,236.91 is: 3,087.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.47 : 4,820.74 = 2,236.91 : x
  2. Step 2: Convert to fraction form
    3,492.47/4,820.74 = 2,236.91/x
  3. Step 3: Cross multiply
    3,492.47x = 4,820.74 × 2,236.91
  4. Step 4: Simplify right side
    3,492.47x = 10,783,531.82
  5. Step 5: Solve for x
    x = 10,783,531.82/3,492.47
  6. Step 6: Final answer
    x = 3,087.65

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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.