Home / 5,533.60-8,300.40-3,575.20

Finding the Fourth Proportional to 5,533.60, 8,300.40 and 3,575.20

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Solution

The fourth proportional to 5,533.60, 8,300.40 and 3,575.20 is: 5,362.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,533.60 : 8,300.40 = 3,575.20 : x
  2. Step 2: Convert to fraction form
    5,533.60/8,300.40 = 3,575.20/x
  3. Step 3: Cross multiply
    5,533.60x = 8,300.40 × 3,575.20
  4. Step 4: Simplify right side
    5,533.60x = 29,675,590.08
  5. Step 5: Solve for x
    x = 29,675,590.08/5,533.60
  6. Step 6: Final answer
    x = 5,362.80

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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.