Home / 4,134.40-5,703.21-2,619.19

Finding the Fourth Proportional to 4,134.40, 5,703.21 and 2,619.19

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Solution

The fourth proportional to 4,134.40, 5,703.21 and 2,619.19 is: 3,613.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.40 : 5,703.21 = 2,619.19 : x
  2. Step 2: Convert to fraction form
    4,134.40/5,703.21 = 2,619.19/x
  3. Step 3: Cross multiply
    4,134.40x = 5,703.21 × 2,619.19
  4. Step 4: Simplify right side
    4,134.40x = 14,937,790.60
  5. Step 5: Solve for x
    x = 14,937,790.60/4,134.40
  6. Step 6: Final answer
    x = 3,613.05

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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.