Home / 10,012.36-15,015.58-3,767.84

Finding the Fourth Proportional to 10,012.36, 15,015.58 and 3,767.84

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Solution

The fourth proportional to 10,012.36, 15,015.58 and 3,767.84 is: 5,650.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,012.36 : 15,015.58 = 3,767.84 : x
  2. Step 2: Convert to fraction form
    10,012.36/15,015.58 = 3,767.84/x
  3. Step 3: Cross multiply
    10,012.36x = 15,015.58 × 3,767.84
  4. Step 4: Simplify right side
    10,012.36x = 56,576,302.95
  5. Step 5: Solve for x
    x = 56,576,302.95/10,012.36
  6. Step 6: Final answer
    x = 5,650.65

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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.