Home / 5,525.60-8,288.43-1,365.70

Finding the Fourth Proportional to 5,525.60, 8,288.43 and 1,365.70

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Solution

The fourth proportional to 5,525.60, 8,288.43 and 1,365.70 is: 2,048.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,525.60 : 8,288.43 = 1,365.70 : x
  2. Step 2: Convert to fraction form
    5,525.60/8,288.43 = 1,365.70/x
  3. Step 3: Cross multiply
    5,525.60x = 8,288.43 × 1,365.70
  4. Step 4: Simplify right side
    5,525.60x = 11,319,467.41
  5. Step 5: Solve for x
    x = 11,319,467.41/5,525.60
  6. Step 6: Final answer
    x = 2,048.55

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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.