Home / 6,015.32-8,301.57-3,919.45

Finding the Fourth Proportional to 6,015.32, 8,301.57 and 3,919.45

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Solution

The fourth proportional to 6,015.32, 8,301.57 and 3,919.45 is: 5,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,015.32 : 8,301.57 = 3,919.45 : x
  2. Step 2: Convert to fraction form
    6,015.32/8,301.57 = 3,919.45/x
  3. Step 3: Cross multiply
    6,015.32x = 8,301.57 × 3,919.45
  4. Step 4: Simplify right side
    6,015.32x = 32,537,567.78
  5. Step 5: Solve for x
    x = 32,537,567.78/6,015.32
  6. Step 6: Final answer
    x = 5,409.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.