Home / 6,525.60-9,788.40-5,229.60

Finding the Fourth Proportional to 6,525.60, 9,788.40 and 5,229.60

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Solution

The fourth proportional to 6,525.60, 9,788.40 and 5,229.60 is: 7,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,525.60 : 9,788.40 = 5,229.60 : x
  2. Step 2: Convert to fraction form
    6,525.60/9,788.40 = 5,229.60/x
  3. Step 3: Cross multiply
    6,525.60x = 9,788.40 × 5,229.60
  4. Step 4: Simplify right side
    6,525.60x = 51,189,416.64
  5. Step 5: Solve for x
    x = 51,189,416.64/6,525.60
  6. Step 6: Final answer
    x = 7,844.40

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Double scale
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Similar ratio
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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.