Home / 3,746.02-5,171.98-2,331.76

Finding the Fourth Proportional to 3,746.02, 5,171.98 and 2,331.76

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Solution

The fourth proportional to 3,746.02, 5,171.98 and 2,331.76 is: 3,219.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.02 : 5,171.98 = 2,331.76 : x
  2. Step 2: Convert to fraction form
    3,746.02/5,171.98 = 2,331.76/x
  3. Step 3: Cross multiply
    3,746.02x = 5,171.98 × 2,331.76
  4. Step 4: Simplify right side
    3,746.02x = 12,059,816.08
  5. Step 5: Solve for x
    x = 12,059,816.08/3,746.02
  6. Step 6: Final answer
    x = 3,219.37

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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.