Home / 10,015.74-15,023.55-4,091.37

Finding the Fourth Proportional to 10,015.74, 15,023.55 and 4,091.37

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Solution

The fourth proportional to 10,015.74, 15,023.55 and 4,091.37 is: 6,137.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.74 : 15,023.55 = 4,091.37 : x
  2. Step 2: Convert to fraction form
    10,015.74/15,023.55 = 4,091.37/x
  3. Step 3: Cross multiply
    10,015.74x = 15,023.55 × 4,091.37
  4. Step 4: Simplify right side
    10,015.74x = 61,466,901.76
  5. Step 5: Solve for x
    x = 61,466,901.76/10,015.74
  6. Step 6: Final answer
    x = 6,137.03

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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.