Home / 9,152.13-12,629.88-5,173.95

Finding the Fourth Proportional to 9,152.13, 12,629.88 and 5,173.95

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Solution

The fourth proportional to 9,152.13, 12,629.88 and 5,173.95 is: 7,140.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152.13 : 12,629.88 = 5,173.95 : x
  2. Step 2: Convert to fraction form
    9,152.13/12,629.88 = 5,173.95/x
  3. Step 3: Cross multiply
    9,152.13x = 12,629.88 × 5,173.95
  4. Step 4: Simplify right side
    9,152.13x = 65,346,367.63
  5. Step 5: Solve for x
    x = 65,346,367.63/9,152.13
  6. Step 6: Final answer
    x = 7,140.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.