Home / 4,434.60-6,117.90-3,109.19

Finding the Fourth Proportional to 4,434.60, 6,117.90 and 3,109.19

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Solution

The fourth proportional to 4,434.60, 6,117.90 and 3,109.19 is: 4,289.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.60 : 6,117.90 = 3,109.19 : x
  2. Step 2: Convert to fraction form
    4,434.60/6,117.90 = 3,109.19/x
  3. Step 3: Cross multiply
    4,434.60x = 6,117.90 × 3,109.19
  4. Step 4: Simplify right side
    4,434.60x = 19,021,697.49
  5. Step 5: Solve for x
    x = 19,021,697.49/4,434.60
  6. Step 6: Final answer
    x = 4,289.38

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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.