Home / 3,052.88-4,212.91-1,655.63

Finding the Fourth Proportional to 3,052.88, 4,212.91 and 1,655.63

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Solution

The fourth proportional to 3,052.88, 4,212.91 and 1,655.63 is: 2,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.88 : 4,212.91 = 1,655.63 : x
  2. Step 2: Convert to fraction form
    3,052.88/4,212.91 = 1,655.63/x
  3. Step 3: Cross multiply
    3,052.88x = 4,212.91 × 1,655.63
  4. Step 4: Simplify right side
    3,052.88x = 6,975,020.18
  5. Step 5: Solve for x
    x = 6,975,020.18/3,052.88
  6. Step 6: Final answer
    x = 2,284.73

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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.