Home / 3,651.18-5,471.63-2,088.84

Finding the Fourth Proportional to 3,651.18, 5,471.63 and 2,088.84

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Solution

The fourth proportional to 3,651.18, 5,471.63 and 2,088.84 is: 3,130.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.18 : 5,471.63 = 2,088.84 : x
  2. Step 2: Convert to fraction form
    3,651.18/5,471.63 = 2,088.84/x
  3. Step 3: Cross multiply
    3,651.18x = 5,471.63 × 2,088.84
  4. Step 4: Simplify right side
    3,651.18x = 11,429,340.86
  5. Step 5: Solve for x
    x = 11,429,340.86/3,651.18
  6. Step 6: Final answer
    x = 3,130.32

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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.