Home / 3,030.25-4,181.65-1,703.92

Finding the Fourth Proportional to 3,030.25, 4,181.65 and 1,703.92

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Solution

The fourth proportional to 3,030.25, 4,181.65 and 1,703.92 is: 2,351.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.25 : 4,181.65 = 1,703.92 : x
  2. Step 2: Convert to fraction form
    3,030.25/4,181.65 = 1,703.92/x
  3. Step 3: Cross multiply
    3,030.25x = 4,181.65 × 1,703.92
  4. Step 4: Simplify right side
    3,030.25x = 7,125,197.07
  5. Step 5: Solve for x
    x = 7,125,197.07/3,030.25
  6. Step 6: Final answer
    x = 2,351.36

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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.