Home / 5,199.48-7,173.69-3,603.66

Finding the Fourth Proportional to 5,199.48, 7,173.69 and 3,603.66

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Solution

The fourth proportional to 5,199.48, 7,173.69 and 3,603.66 is: 4,971.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.48 : 7,173.69 = 3,603.66 : x
  2. Step 2: Convert to fraction form
    5,199.48/7,173.69 = 3,603.66/x
  3. Step 3: Cross multiply
    5,199.48x = 7,173.69 × 3,603.66
  4. Step 4: Simplify right side
    5,199.48x = 25,851,539.71
  5. Step 5: Solve for x
    x = 25,851,539.71/5,199.48
  6. Step 6: Final answer
    x = 4,971.95

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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.