Home / 10,015.34-15,025.16-2,995.90

Finding the Fourth Proportional to 10,015.34, 15,025.16 and 2,995.90

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Solution

The fourth proportional to 10,015.34, 15,025.16 and 2,995.90 is: 4,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,015.34 : 15,025.16 = 2,995.90 : x
  2. Step 2: Convert to fraction form
    10,015.34/15,025.16 = 2,995.90/x
  3. Step 3: Cross multiply
    10,015.34x = 15,025.16 × 2,995.90
  4. Step 4: Simplify right side
    10,015.34x = 45,013,786.74
  5. Step 5: Solve for x
    x = 45,013,786.74/10,015.34
  6. Step 6: Final answer
    x = 4,494.48

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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.