Home / 3,492.90-4,821.45-2,314.35

Finding the Fourth Proportional to 3,492.90, 4,821.45 and 2,314.35

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Solution

The fourth proportional to 3,492.90, 4,821.45 and 2,314.35 is: 3,194.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,492.90 : 4,821.45 = 2,314.35 : x
  2. Step 2: Convert to fraction form
    3,492.90/4,821.45 = 2,314.35/x
  3. Step 3: Cross multiply
    3,492.90x = 4,821.45 × 2,314.35
  4. Step 4: Simplify right side
    3,492.90x = 11,158,522.81
  5. Step 5: Solve for x
    x = 11,158,522.81/3,492.90
  6. Step 6: Final answer
    x = 3,194.63

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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.