Home / 5,485.44-7,570.88-3,248.55

Finding the Fourth Proportional to 5,485.44, 7,570.88 and 3,248.55

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Solution

The fourth proportional to 5,485.44, 7,570.88 and 3,248.55 is: 4,483.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.44 : 7,570.88 = 3,248.55 : x
  2. Step 2: Convert to fraction form
    5,485.44/7,570.88 = 3,248.55/x
  3. Step 3: Cross multiply
    5,485.44x = 7,570.88 × 3,248.55
  4. Step 4: Simplify right side
    5,485.44x = 24,594,382.22
  5. Step 5: Solve for x
    x = 24,594,382.22/5,485.44
  6. Step 6: Final answer
    x = 4,483.58

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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.