Home / 9,290.09-12,819.57-5,098.34

Finding the Fourth Proportional to 9,290.09, 12,819.57 and 5,098.34

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Solution

The fourth proportional to 9,290.09, 12,819.57 and 5,098.34 is: 7,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.09 : 12,819.57 = 5,098.34 : x
  2. Step 2: Convert to fraction form
    9,290.09/12,819.57 = 5,098.34/x
  3. Step 3: Cross multiply
    9,290.09x = 12,819.57 × 5,098.34
  4. Step 4: Simplify right side
    9,290.09x = 65,358,539.44
  5. Step 5: Solve for x
    x = 65,358,539.44/9,290.09
  6. Step 6: Final answer
    x = 7,035.29

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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.