Home / 8,878.32-13,323.60-5,750.58

Finding the Fourth Proportional to 8,878.32, 13,323.60 and 5,750.58

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Solution

The fourth proportional to 8,878.32, 13,323.60 and 5,750.58 is: 8,629.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,878.32 : 13,323.60 = 5,750.58 : x
  2. Step 2: Convert to fraction form
    8,878.32/13,323.60 = 5,750.58/x
  3. Step 3: Cross multiply
    8,878.32x = 13,323.60 × 5,750.58
  4. Step 4: Simplify right side
    8,878.32x = 76,618,427.69
  5. Step 5: Solve for x
    x = 76,618,427.69/8,878.32
  6. Step 6: Final answer
    x = 8,629.83

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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.