Home / 8,400.90-11,593.60-5,043.98

Finding the Fourth Proportional to 8,400.90, 11,593.60 and 5,043.98

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Solution

The fourth proportional to 8,400.90, 11,593.60 and 5,043.98 is: 6,960.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,400.90 : 11,593.60 = 5,043.98 : x
  2. Step 2: Convert to fraction form
    8,400.90/11,593.60 = 5,043.98/x
  3. Step 3: Cross multiply
    8,400.90x = 11,593.60 × 5,043.98
  4. Step 4: Simplify right side
    8,400.90x = 58,477,886.53
  5. Step 5: Solve for x
    x = 58,477,886.53/8,400.90
  6. Step 6: Final answer
    x = 6,960.91

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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.