Home / 9,039.03-13,559.70-3,114.39

Finding the Fourth Proportional to 9,039.03, 13,559.70 and 3,114.39

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Solution

The fourth proportional to 9,039.03, 13,559.70 and 3,114.39 is: 4,671.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.03 : 13,559.70 = 3,114.39 : x
  2. Step 2: Convert to fraction form
    9,039.03/13,559.70 = 3,114.39/x
  3. Step 3: Cross multiply
    9,039.03x = 13,559.70 × 3,114.39
  4. Step 4: Simplify right side
    9,039.03x = 42,230,194.08
  5. Step 5: Solve for x
    x = 42,230,194.08/9,039.03
  6. Step 6: Final answer
    x = 4,671.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.