Home / 7,459.54-11,190.59-3,074.60

Finding the Fourth Proportional to 7,459.54, 11,190.59 and 3,074.60

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Solution

The fourth proportional to 7,459.54, 11,190.59 and 3,074.60 is: 4,612.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,459.54 : 11,190.59 = 3,074.60 : x
  2. Step 2: Convert to fraction form
    7,459.54/11,190.59 = 3,074.60/x
  3. Step 3: Cross multiply
    7,459.54x = 11,190.59 × 3,074.60
  4. Step 4: Simplify right side
    7,459.54x = 34,406,588.01
  5. Step 5: Solve for x
    x = 34,406,588.01/7,459.54
  6. Step 6: Final answer
    x = 4,612.43

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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.