Home / 7,435.18-11,152.40-2,505.01

Finding the Fourth Proportional to 7,435.18, 11,152.40 and 2,505.01

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Solution

The fourth proportional to 7,435.18, 11,152.40 and 2,505.01 is: 3,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,435.18 : 11,152.40 = 2,505.01 : x
  2. Step 2: Convert to fraction form
    7,435.18/11,152.40 = 2,505.01/x
  3. Step 3: Cross multiply
    7,435.18x = 11,152.40 × 2,505.01
  4. Step 4: Simplify right side
    7,435.18x = 27,936,873.52
  5. Step 5: Solve for x
    x = 27,936,873.52/7,435.18
  6. Step 6: Final answer
    x = 3,757.39

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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.