Home / 3,646.48-5,471.77-1,799.15

Finding the Fourth Proportional to 3,646.48, 5,471.77 and 1,799.15

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Solution

The fourth proportional to 3,646.48, 5,471.77 and 1,799.15 is: 2,699.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646.48 : 5,471.77 = 1,799.15 : x
  2. Step 2: Convert to fraction form
    3,646.48/5,471.77 = 1,799.15/x
  3. Step 3: Cross multiply
    3,646.48x = 5,471.77 × 1,799.15
  4. Step 4: Simplify right side
    3,646.48x = 9,844,533.39
  5. Step 5: Solve for x
    x = 9,844,533.39/3,646.48
  6. Step 6: Final answer
    x = 2,699.74

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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.