Home / 10,395.38-15,595.83-2,999.72

Finding the Fourth Proportional to 10,395.38, 15,595.83 and 2,999.72

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Solution

The fourth proportional to 10,395.38, 15,595.83 and 2,999.72 is: 4,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,395.38 : 15,595.83 = 2,999.72 : x
  2. Step 2: Convert to fraction form
    10,395.38/15,595.83 = 2,999.72/x
  3. Step 3: Cross multiply
    10,395.38x = 15,595.83 × 2,999.72
  4. Step 4: Simplify right side
    10,395.38x = 46,783,123.17
  5. Step 5: Solve for x
    x = 46,783,123.17/10,395.38
  6. Step 6: Final answer
    x = 4,500.38

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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.