Home / 3,030.30-4,181.90-1,703.93

Finding the Fourth Proportional to 3,030.30, 4,181.90 and 1,703.93

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Solution

The fourth proportional to 3,030.30, 4,181.90 and 1,703.93 is: 2,351.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.30 : 4,181.90 = 1,703.93 : x
  2. Step 2: Convert to fraction form
    3,030.30/4,181.90 = 1,703.93/x
  3. Step 3: Cross multiply
    3,030.30x = 4,181.90 × 1,703.93
  4. Step 4: Simplify right side
    3,030.30x = 7,125,635.44
  5. Step 5: Solve for x
    x = 7,125,635.44/3,030.30
  6. Step 6: Final answer
    x = 2,351.46

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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.