Home / 5,435.04-7,499.52-3,196.40

Finding the Fourth Proportional to 5,435.04, 7,499.52 and 3,196.40

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Solution

The fourth proportional to 5,435.04, 7,499.52 and 3,196.40 is: 4,410.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.04 : 7,499.52 = 3,196.40 : x
  2. Step 2: Convert to fraction form
    5,435.04/7,499.52 = 3,196.40/x
  3. Step 3: Cross multiply
    5,435.04x = 7,499.52 × 3,196.40
  4. Step 4: Simplify right side
    5,435.04x = 23,971,465.73
  5. Step 5: Solve for x
    x = 23,971,465.73/5,435.04
  6. Step 6: Final answer
    x = 4,410.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.