Home / 7,657.20-11,496.60-6,015.60

Finding the Fourth Proportional to 7,657.20, 11,496.60 and 6,015.60

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Solution

The fourth proportional to 7,657.20, 11,496.60 and 6,015.60 is: 9,031.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.20 : 11,496.60 = 6,015.60 : x
  2. Step 2: Convert to fraction form
    7,657.20/11,496.60 = 6,015.60/x
  3. Step 3: Cross multiply
    7,657.20x = 11,496.60 × 6,015.60
  4. Step 4: Simplify right side
    7,657.20x = 69,158,946.96
  5. Step 5: Solve for x
    x = 69,158,946.96/7,657.20
  6. Step 6: Final answer
    x = 9,031.88

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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.