Home / 8,242.16-12,365.26-2,398.82

Finding the Fourth Proportional to 8,242.16, 12,365.26 and 2,398.82

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Solution

The fourth proportional to 8,242.16, 12,365.26 and 2,398.82 is: 3,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,242.16 : 12,365.26 = 2,398.82 : x
  2. Step 2: Convert to fraction form
    8,242.16/12,365.26 = 2,398.82/x
  3. Step 3: Cross multiply
    8,242.16x = 12,365.26 × 2,398.82
  4. Step 4: Simplify right side
    8,242.16x = 29,662,032.99
  5. Step 5: Solve for x
    x = 29,662,032.99/8,242.16
  6. Step 6: Final answer
    x = 3,598.82

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1.5x scale

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.