Home / 4,292.51-6,438.77-2,763.23

Finding the Fourth Proportional to 4,292.51, 6,438.77 and 2,763.23

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Solution

The fourth proportional to 4,292.51, 6,438.77 and 2,763.23 is: 4,144.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,292.51 : 6,438.77 = 2,763.23 : x
  2. Step 2: Convert to fraction form
    4,292.51/6,438.77 = 2,763.23/x
  3. Step 3: Cross multiply
    4,292.51x = 6,438.77 × 2,763.23
  4. Step 4: Simplify right side
    4,292.51x = 17,791,802.43
  5. Step 5: Solve for x
    x = 17,791,802.43/4,292.51
  6. Step 6: Final answer
    x = 4,144.85

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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.