Home / 7,403.18-11,110.27-3,507.60

Finding the Fourth Proportional to 7,403.18, 11,110.27 and 3,507.60

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Solution

The fourth proportional to 7,403.18, 11,110.27 and 3,507.60 is: 5,264.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,403.18 : 11,110.27 = 3,507.60 : x
  2. Step 2: Convert to fraction form
    7,403.18/11,110.27 = 3,507.60/x
  3. Step 3: Cross multiply
    7,403.18x = 11,110.27 × 3,507.60
  4. Step 4: Simplify right side
    7,403.18x = 38,970,383.05
  5. Step 5: Solve for x
    x = 38,970,383.05/7,403.18
  6. Step 6: Final answer
    x = 5,264.01

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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.