Home / 8,636.10-11,922.60-5,807.58

Finding the Fourth Proportional to 8,636.10, 11,922.60 and 5,807.58

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Solution

The fourth proportional to 8,636.10, 11,922.60 and 5,807.58 is: 8,017.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.10 : 11,922.60 = 5,807.58 : x
  2. Step 2: Convert to fraction form
    8,636.10/11,922.60 = 5,807.58/x
  3. Step 3: Cross multiply
    8,636.10x = 11,922.60 × 5,807.58
  4. Step 4: Simplify right side
    8,636.10x = 69,241,453.31
  5. Step 5: Solve for x
    x = 69,241,453.31/8,636.10
  6. Step 6: Final answer
    x = 8,017.68

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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.