Home / 3,699.15-5,549.76-1,235.58

Finding the Fourth Proportional to 3,699.15, 5,549.76 and 1,235.58

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Solution

The fourth proportional to 3,699.15, 5,549.76 and 1,235.58 is: 1,853.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.15 : 5,549.76 = 1,235.58 : x
  2. Step 2: Convert to fraction form
    3,699.15/5,549.76 = 1,235.58/x
  3. Step 3: Cross multiply
    3,699.15x = 5,549.76 × 1,235.58
  4. Step 4: Simplify right side
    3,699.15x = 6,857,172.46
  5. Step 5: Solve for x
    x = 6,857,172.46/3,699.15
  6. Step 6: Final answer
    x = 1,853.72

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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.