Home / 8,746.37-13,122.40-5,235.83

Finding the Fourth Proportional to 8,746.37, 13,122.40 and 5,235.83

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Solution

The fourth proportional to 8,746.37, 13,122.40 and 5,235.83 is: 7,855.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.37 : 13,122.40 = 5,235.83 : x
  2. Step 2: Convert to fraction form
    8,746.37/13,122.40 = 5,235.83/x
  3. Step 3: Cross multiply
    8,746.37x = 13,122.40 × 5,235.83
  4. Step 4: Simplify right side
    8,746.37x = 68,706,662.22
  5. Step 5: Solve for x
    x = 68,706,662.22/8,746.37
  6. Step 6: Final answer
    x = 7,855.45

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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.