Home / 7,475.58-11,214.54-3,090.60

Finding the Fourth Proportional to 7,475.58, 11,214.54 and 3,090.60

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Solution

The fourth proportional to 7,475.58, 11,214.54 and 3,090.60 is: 4,636.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.58 : 11,214.54 = 3,090.60 : x
  2. Step 2: Convert to fraction form
    7,475.58/11,214.54 = 3,090.60/x
  3. Step 3: Cross multiply
    7,475.58x = 11,214.54 × 3,090.60
  4. Step 4: Simplify right side
    7,475.58x = 34,659,657.32
  5. Step 5: Solve for x
    x = 34,659,657.32/7,475.58
  6. Step 6: Final answer
    x = 4,636.38

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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.