Home / 3,069.23-4,235.52-1,742.93

Finding the Fourth Proportional to 3,069.23, 4,235.52 and 1,742.93

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Solution

The fourth proportional to 3,069.23, 4,235.52 and 1,742.93 is: 2,405.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.23 : 4,235.52 = 1,742.93 : x
  2. Step 2: Convert to fraction form
    3,069.23/4,235.52 = 1,742.93/x
  3. Step 3: Cross multiply
    3,069.23x = 4,235.52 × 1,742.93
  4. Step 4: Simplify right side
    3,069.23x = 7,382,214.87
  5. Step 5: Solve for x
    x = 7,382,214.87/3,069.23
  6. Step 6: Final answer
    x = 2,405.23

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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.