Home / 3,700.13-5,551.02-1,236.74

Finding the Fourth Proportional to 3,700.13, 5,551.02 and 1,236.74

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Solution

The fourth proportional to 3,700.13, 5,551.02 and 1,236.74 is: 1,855.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,700.13 : 5,551.02 = 1,236.74 : x
  2. Step 2: Convert to fraction form
    3,700.13/5,551.02 = 1,236.74/x
  3. Step 3: Cross multiply
    3,700.13x = 5,551.02 × 1,236.74
  4. Step 4: Simplify right side
    3,700.13x = 6,865,140.72
  5. Step 5: Solve for x
    x = 6,865,140.72/3,700.13
  6. Step 6: Final answer
    x = 1,855.38

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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.