Home / 6,814.24-10,219.20-2,429.20

Finding the Fourth Proportional to 6,814.24, 10,219.20 and 2,429.20

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Solution

The fourth proportional to 6,814.24, 10,219.20 and 2,429.20 is: 3,643.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,814.24 : 10,219.20 = 2,429.20 : x
  2. Step 2: Convert to fraction form
    6,814.24/10,219.20 = 2,429.20/x
  3. Step 3: Cross multiply
    6,814.24x = 10,219.20 × 2,429.20
  4. Step 4: Simplify right side
    6,814.24x = 24,824,480.64
  5. Step 5: Solve for x
    x = 24,824,480.64/6,814.24
  6. Step 6: Final answer
    x = 3,643.03

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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.