Home / 5,154.03-7,110.59-3,830.49

Finding the Fourth Proportional to 5,154.03, 7,110.59 and 3,830.49

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Solution

The fourth proportional to 5,154.03, 7,110.59 and 3,830.49 is: 5,284.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154.03 : 7,110.59 = 3,830.49 : x
  2. Step 2: Convert to fraction form
    5,154.03/7,110.59 = 3,830.49/x
  3. Step 3: Cross multiply
    5,154.03x = 7,110.59 × 3,830.49
  4. Step 4: Simplify right side
    5,154.03x = 27,237,024.74
  5. Step 5: Solve for x
    x = 27,237,024.74/5,154.03
  6. Step 6: Final answer
    x = 5,284.61

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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.