Home / 7,310.90-10,088.94-4,167.14

Finding the Fourth Proportional to 7,310.90, 10,088.94 and 4,167.14

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Solution

The fourth proportional to 7,310.90, 10,088.94 and 4,167.14 is: 5,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,310.90 : 10,088.94 = 4,167.14 : x
  2. Step 2: Convert to fraction form
    7,310.90/10,088.94 = 4,167.14/x
  3. Step 3: Cross multiply
    7,310.90x = 10,088.94 × 4,167.14
  4. Step 4: Simplify right side
    7,310.90x = 42,042,025.43
  5. Step 5: Solve for x
    x = 42,042,025.43/7,310.90
  6. Step 6: Final answer
    x = 5,750.60

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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.