Home / 7,326.21-10,107.81-4,492.08

Finding the Fourth Proportional to 7,326.21, 10,107.81 and 4,492.08

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Solution

The fourth proportional to 7,326.21, 10,107.81 and 4,492.08 is: 6,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.21 : 10,107.81 = 4,492.08 : x
  2. Step 2: Convert to fraction form
    7,326.21/10,107.81 = 4,492.08/x
  3. Step 3: Cross multiply
    7,326.21x = 10,107.81 × 4,492.08
  4. Step 4: Simplify right side
    7,326.21x = 45,405,091.14
  5. Step 5: Solve for x
    x = 45,405,091.14/7,326.21
  6. Step 6: Final answer
    x = 6,197.62

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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.