Home / 8,669.43-11,966.54-5,483.70

Finding the Fourth Proportional to 8,669.43, 11,966.54 and 5,483.70

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Solution

The fourth proportional to 8,669.43, 11,966.54 and 5,483.70 is: 7,569.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,669.43 : 11,966.54 = 5,483.70 : x
  2. Step 2: Convert to fraction form
    8,669.43/11,966.54 = 5,483.70/x
  3. Step 3: Cross multiply
    8,669.43x = 11,966.54 × 5,483.70
  4. Step 4: Simplify right side
    8,669.43x = 65,620,887.98
  5. Step 5: Solve for x
    x = 65,620,887.98/8,669.43
  6. Step 6: Final answer
    x = 7,569.23

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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.