Home / 9,193.30-12,684.55-5,416.18

Finding the Fourth Proportional to 9,193.30, 12,684.55 and 5,416.18

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Solution

The fourth proportional to 9,193.30, 12,684.55 and 5,416.18 is: 7,473.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.30 : 12,684.55 = 5,416.18 : x
  2. Step 2: Convert to fraction form
    9,193.30/12,684.55 = 5,416.18/x
  3. Step 3: Cross multiply
    9,193.30x = 12,684.55 × 5,416.18
  4. Step 4: Simplify right side
    9,193.30x = 68,701,806.02
  5. Step 5: Solve for x
    x = 68,701,806.02/9,193.30
  6. Step 6: Final answer
    x = 7,473.03

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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.