Home / 8,243.17-12,365.51-2,320.14

Finding the Fourth Proportional to 8,243.17, 12,365.51 and 2,320.14

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Solution

The fourth proportional to 8,243.17, 12,365.51 and 2,320.14 is: 3,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.17 : 12,365.51 = 2,320.14 : x
  2. Step 2: Convert to fraction form
    8,243.17/12,365.51 = 2,320.14/x
  3. Step 3: Cross multiply
    8,243.17x = 12,365.51 × 2,320.14
  4. Step 4: Simplify right side
    8,243.17x = 28,689,762.19
  5. Step 5: Solve for x
    x = 28,689,762.19/8,243.17
  6. Step 6: Final answer
    x = 3,480.43

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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.