Home / 3,675.24-5,069.63-3,429.20

Finding the Fourth Proportional to 3,675.24, 5,069.63 and 3,429.20

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Solution

The fourth proportional to 3,675.24, 5,069.63 and 3,429.20 is: 4,730.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.24 : 5,069.63 = 3,429.20 : x
  2. Step 2: Convert to fraction form
    3,675.24/5,069.63 = 3,429.20/x
  3. Step 3: Cross multiply
    3,675.24x = 5,069.63 × 3,429.20
  4. Step 4: Simplify right side
    3,675.24x = 17,384,751.71
  5. Step 5: Solve for x
    x = 17,384,751.71/3,675.24
  6. Step 6: Final answer
    x = 4,730.24

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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.