Home / 3,552.02-4,902.90-2,154.50

Finding the Fourth Proportional to 3,552.02, 4,902.90 and 2,154.50

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Solution

The fourth proportional to 3,552.02, 4,902.90 and 2,154.50 is: 2,973.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.02 : 4,902.90 = 2,154.50 : x
  2. Step 2: Convert to fraction form
    3,552.02/4,902.90 = 2,154.50/x
  3. Step 3: Cross multiply
    3,552.02x = 4,902.90 × 2,154.50
  4. Step 4: Simplify right side
    3,552.02x = 10,563,298.05
  5. Step 5: Solve for x
    x = 10,563,298.05/3,552.02
  6. Step 6: Final answer
    x = 2,973.88

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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.