Home / 3,497.04-5,245.60-1,188.72

Finding the Fourth Proportional to 3,497.04, 5,245.60 and 1,188.72

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Solution

The fourth proportional to 3,497.04, 5,245.60 and 1,188.72 is: 1,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.04 : 5,245.60 = 1,188.72 : x
  2. Step 2: Convert to fraction form
    3,497.04/5,245.60 = 1,188.72/x
  3. Step 3: Cross multiply
    3,497.04x = 5,245.60 × 1,188.72
  4. Step 4: Simplify right side
    3,497.04x = 6,235,549.63
  5. Step 5: Solve for x
    x = 6,235,549.63/3,497.04
  6. Step 6: Final answer
    x = 1,783.09

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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.