Home / 3,753.37-5,173.95-2,492.20

Finding the Fourth Proportional to 3,753.37, 5,173.95 and 2,492.20

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Solution

The fourth proportional to 3,753.37, 5,173.95 and 2,492.20 is: 3,435.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,753.37 : 5,173.95 = 2,492.20 : x
  2. Step 2: Convert to fraction form
    3,753.37/5,173.95 = 2,492.20/x
  3. Step 3: Cross multiply
    3,753.37x = 5,173.95 × 2,492.20
  4. Step 4: Simplify right side
    3,753.37x = 12,894,518.19
  5. Step 5: Solve for x
    x = 12,894,518.19/3,753.37
  6. Step 6: Final answer
    x = 3,435.45

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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.