Home / 5,955.37-8,218.40-3,302.78

Finding the Fourth Proportional to 5,955.37, 8,218.40 and 3,302.78

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Solution

The fourth proportional to 5,955.37, 8,218.40 and 3,302.78 is: 4,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,955.37 : 8,218.40 = 3,302.78 : x
  2. Step 2: Convert to fraction form
    5,955.37/8,218.40 = 3,302.78/x
  3. Step 3: Cross multiply
    5,955.37x = 8,218.40 × 3,302.78
  4. Step 4: Simplify right side
    5,955.37x = 27,143,509.55
  5. Step 5: Solve for x
    x = 27,143,509.55/5,955.37
  6. Step 6: Final answer
    x = 4,557.82

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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.