Home / 10,285.15-15,417.34-4,049.54

Finding the Fourth Proportional to 10,285.15, 15,417.34 and 4,049.54

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Solution

The fourth proportional to 10,285.15, 15,417.34 and 4,049.54 is: 6,070.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.15 : 15,417.34 = 4,049.54 : x
  2. Step 2: Convert to fraction form
    10,285.15/15,417.34 = 4,049.54/x
  3. Step 3: Cross multiply
    10,285.15x = 15,417.34 × 4,049.54
  4. Step 4: Simplify right side
    10,285.15x = 62,433,105.63
  5. Step 5: Solve for x
    x = 62,433,105.63/10,285.15
  6. Step 6: Final answer
    x = 6,070.22

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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.