Home / 3,749.02-5,622.50-1,116.41

Finding the Fourth Proportional to 3,749.02, 5,622.50 and 1,116.41

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Solution

The fourth proportional to 3,749.02, 5,622.50 and 1,116.41 is: 1,674.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,749.02 : 5,622.50 = 1,116.41 : x
  2. Step 2: Convert to fraction form
    3,749.02/5,622.50 = 1,116.41/x
  3. Step 3: Cross multiply
    3,749.02x = 5,622.50 × 1,116.41
  4. Step 4: Simplify right side
    3,749.02x = 6,276,989.90
  5. Step 5: Solve for x
    x = 6,276,989.90/3,749.02
  6. Step 6: Final answer
    x = 1,674.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.