Home / 4,019.24-6,031.12-2,170.28

Finding the Fourth Proportional to 4,019.24, 6,031.12 and 2,170.28

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Solution

The fourth proportional to 4,019.24, 6,031.12 and 2,170.28 is: 3,256.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.24 : 6,031.12 = 2,170.28 : x
  2. Step 2: Convert to fraction form
    4,019.24/6,031.12 = 2,170.28/x
  3. Step 3: Cross multiply
    4,019.24x = 6,031.12 × 2,170.28
  4. Step 4: Simplify right side
    4,019.24x = 13,089,219.11
  5. Step 5: Solve for x
    x = 13,089,219.11/4,019.24
  6. Step 6: Final answer
    x = 3,256.64

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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.