Home / 5,482.59-8,227.40-5,438.00

Finding the Fourth Proportional to 5,482.59, 8,227.40 and 5,438.00

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Solution

The fourth proportional to 5,482.59, 8,227.40 and 5,438.00 is: 8,160.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.59 : 8,227.40 = 5,438.00 : x
  2. Step 2: Convert to fraction form
    5,482.59/8,227.40 = 5,438.00/x
  3. Step 3: Cross multiply
    5,482.59x = 8,227.40 × 5,438.00
  4. Step 4: Simplify right side
    5,482.59x = 44,740,575.16
  5. Step 5: Solve for x
    x = 44,740,575.16/5,482.59
  6. Step 6: Final answer
    x = 8,160.49

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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.