Home / 9,849.68-13,583.40-7,608.20

Finding the Fourth Proportional to 9,849.68, 13,583.40 and 7,608.20

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Solution

The fourth proportional to 9,849.68, 13,583.40 and 7,608.20 is: 10,492.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.68 : 13,583.40 = 7,608.20 : x
  2. Step 2: Convert to fraction form
    9,849.68/13,583.40 = 7,608.20/x
  3. Step 3: Cross multiply
    9,849.68x = 13,583.40 × 7,608.20
  4. Step 4: Simplify right side
    9,849.68x = 103,345,223.88
  5. Step 5: Solve for x
    x = 103,345,223.88/9,849.68
  6. Step 6: Final answer
    x = 10,492.24

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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.