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Finding the Fourth Proportional to 5,883.45, 8,865.98 and 5,329.86

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Solution

The fourth proportional to 5,883.45, 8,865.98 and 5,329.86 is: 8,031.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.45 : 8,865.98 = 5,329.86 : x
  2. Step 2: Convert to fraction form
    5,883.45/8,865.98 = 5,329.86/x
  3. Step 3: Cross multiply
    5,883.45x = 8,865.98 × 5,329.86
  4. Step 4: Simplify right side
    5,883.45x = 47,254,405.51
  5. Step 5: Solve for x
    x = 47,254,405.51/5,883.45
  6. Step 6: Final answer
    x = 8,031.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.