Home / 9,795.90-13,521.06-5,819.28

Finding the Fourth Proportional to 9,795.90, 13,521.06 and 5,819.28

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Solution

The fourth proportional to 9,795.90, 13,521.06 and 5,819.28 is: 8,032.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.90 : 13,521.06 = 5,819.28 : x
  2. Step 2: Convert to fraction form
    9,795.90/13,521.06 = 5,819.28/x
  3. Step 3: Cross multiply
    9,795.90x = 13,521.06 × 5,819.28
  4. Step 4: Simplify right side
    9,795.90x = 78,682,834.04
  5. Step 5: Solve for x
    x = 78,682,834.04/9,795.90
  6. Step 6: Final answer
    x = 8,032.22

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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.