Home / 11,605.74-17,408.58-4,680.24

Finding the Fourth Proportional to 11,605.74, 17,408.58 and 4,680.24

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Solution

The fourth proportional to 11,605.74, 17,408.58 and 4,680.24 is: 7,020.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.74 : 17,408.58 = 4,680.24 : x
  2. Step 2: Convert to fraction form
    11,605.74/17,408.58 = 4,680.24/x
  3. Step 3: Cross multiply
    11,605.74x = 17,408.58 × 4,680.24
  4. Step 4: Simplify right side
    11,605.74x = 81,476,332.46
  5. Step 5: Solve for x
    x = 81,476,332.46/11,605.74
  6. Step 6: Final answer
    x = 7,020.35

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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.