Home / 4,255.50-5,868.40-4,009.46

Finding the Fourth Proportional to 4,255.50, 5,868.40 and 4,009.46

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Solution

The fourth proportional to 4,255.50, 5,868.40 and 4,009.46 is: 5,529.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.50 : 5,868.40 = 4,009.46 : x
  2. Step 2: Convert to fraction form
    4,255.50/5,868.40 = 4,009.46/x
  3. Step 3: Cross multiply
    4,255.50x = 5,868.40 × 4,009.46
  4. Step 4: Simplify right side
    4,255.50x = 23,529,095.02
  5. Step 5: Solve for x
    x = 23,529,095.02/4,255.50
  6. Step 6: Final answer
    x = 5,529.10

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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.