Home / 3,686.96-5,521.02-2,041.68

Finding the Fourth Proportional to 3,686.96, 5,521.02 and 2,041.68

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Solution

The fourth proportional to 3,686.96, 5,521.02 and 2,041.68 is: 3,057.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.96 : 5,521.02 = 2,041.68 : x
  2. Step 2: Convert to fraction form
    3,686.96/5,521.02 = 2,041.68/x
  3. Step 3: Cross multiply
    3,686.96x = 5,521.02 × 2,041.68
  4. Step 4: Simplify right side
    3,686.96x = 11,272,156.11
  5. Step 5: Solve for x
    x = 11,272,156.11/3,686.96
  6. Step 6: Final answer
    x = 3,057.30

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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.