Home / 6,153.19-8,491.14-3,636.11

Finding the Fourth Proportional to 6,153.19, 8,491.14 and 3,636.11

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Solution

The fourth proportional to 6,153.19, 8,491.14 and 3,636.11 is: 5,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.19 : 8,491.14 = 3,636.11 : x
  2. Step 2: Convert to fraction form
    6,153.19/8,491.14 = 3,636.11/x
  3. Step 3: Cross multiply
    6,153.19x = 8,491.14 × 3,636.11
  4. Step 4: Simplify right side
    6,153.19x = 30,874,719.07
  5. Step 5: Solve for x
    x = 30,874,719.07/6,153.19
  6. Step 6: Final answer
    x = 5,017.68

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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.