Home / 3,052.77-4,212.81-1,655.49

Finding the Fourth Proportional to 3,052.77, 4,212.81 and 1,655.49

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Solution

The fourth proportional to 3,052.77, 4,212.81 and 1,655.49 is: 2,284.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.77 : 4,212.81 = 1,655.49 : x
  2. Step 2: Convert to fraction form
    3,052.77/4,212.81 = 1,655.49/x
  3. Step 3: Cross multiply
    3,052.77x = 4,212.81 × 1,655.49
  4. Step 4: Simplify right side
    3,052.77x = 6,974,256.55
  5. Step 5: Solve for x
    x = 6,974,256.55/3,052.77
  6. Step 6: Final answer
    x = 2,284.57

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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.