Home / 3,036.96-4,191.01-1,761.08

Finding the Fourth Proportional to 3,036.96, 4,191.01 and 1,761.08

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Solution

The fourth proportional to 3,036.96, 4,191.01 and 1,761.08 is: 2,430.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.96 : 4,191.01 = 1,761.08 : x
  2. Step 2: Convert to fraction form
    3,036.96/4,191.01 = 1,761.08/x
  3. Step 3: Cross multiply
    3,036.96x = 4,191.01 × 1,761.08
  4. Step 4: Simplify right side
    3,036.96x = 7,380,703.89
  5. Step 5: Solve for x
    x = 7,380,703.89/3,036.96
  6. Step 6: Final answer
    x = 2,430.29

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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.