Home / 6,289.05-9,433.59-2,129.10

Finding the Fourth Proportional to 6,289.05, 9,433.59 and 2,129.10

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Solution

The fourth proportional to 6,289.05, 9,433.59 and 2,129.10 is: 3,193.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.05 : 9,433.59 = 2,129.10 : x
  2. Step 2: Convert to fraction form
    6,289.05/9,433.59 = 2,129.10/x
  3. Step 3: Cross multiply
    6,289.05x = 9,433.59 × 2,129.10
  4. Step 4: Simplify right side
    6,289.05x = 20,085,056.47
  5. Step 5: Solve for x
    x = 20,085,056.47/6,289.05
  6. Step 6: Final answer
    x = 3,193.66

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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.