Home / 3,249.51-4,870.59-1,607.19

Finding the Fourth Proportional to 3,249.51, 4,870.59 and 1,607.19

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Solution

The fourth proportional to 3,249.51, 4,870.59 and 1,607.19 is: 2,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,249.51 : 4,870.59 = 1,607.19 : x
  2. Step 2: Convert to fraction form
    3,249.51/4,870.59 = 1,607.19/x
  3. Step 3: Cross multiply
    3,249.51x = 4,870.59 × 1,607.19
  4. Step 4: Simplify right side
    3,249.51x = 7,827,963.54
  5. Step 5: Solve for x
    x = 7,827,963.54/3,249.51
  6. Step 6: Final answer
    x = 2,408.97

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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.