Home / 3,465.02-4,780.14-2,067.68

Finding the Fourth Proportional to 3,465.02, 4,780.14 and 2,067.68

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Solution

The fourth proportional to 3,465.02, 4,780.14 and 2,067.68 is: 2,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.02 : 4,780.14 = 2,067.68 : x
  2. Step 2: Convert to fraction form
    3,465.02/4,780.14 = 2,067.68/x
  3. Step 3: Cross multiply
    3,465.02x = 4,780.14 × 2,067.68
  4. Step 4: Simplify right side
    3,465.02x = 9,883,799.88
  5. Step 5: Solve for x
    x = 9,883,799.88/3,465.02
  6. Step 6: Final answer
    x = 2,852.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.