Home / 10,336.57-15,485.34-6,107.20

Finding the Fourth Proportional to 10,336.57, 15,485.34 and 6,107.20

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Solution

The fourth proportional to 10,336.57, 15,485.34 and 6,107.20 is: 9,149.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.57 : 15,485.34 = 6,107.20 : x
  2. Step 2: Convert to fraction form
    10,336.57/15,485.34 = 6,107.20/x
  3. Step 3: Cross multiply
    10,336.57x = 15,485.34 × 6,107.20
  4. Step 4: Simplify right side
    10,336.57x = 94,572,029.73
  5. Step 5: Solve for x
    x = 94,572,029.73/10,336.57
  6. Step 6: Final answer
    x = 9,149.27

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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.