Home / 8,730.15-13,093.26-2,490.05

Finding the Fourth Proportional to 8,730.15, 13,093.26 and 2,490.05

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Solution

The fourth proportional to 8,730.15, 13,093.26 and 2,490.05 is: 3,734.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,730.15 : 13,093.26 = 2,490.05 : x
  2. Step 2: Convert to fraction form
    8,730.15/13,093.26 = 2,490.05/x
  3. Step 3: Cross multiply
    8,730.15x = 13,093.26 × 2,490.05
  4. Step 4: Simplify right side
    8,730.15x = 32,602,806.60
  5. Step 5: Solve for x
    x = 32,602,806.60/8,730.15
  6. Step 6: Final answer
    x = 3,734.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.