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Finding the Fourth Proportional to 4,575.78, 6,858.96 and 1,801.32

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Solution

The fourth proportional to 4,575.78, 6,858.96 and 1,801.32 is: 2,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,575.78 : 6,858.96 = 1,801.32 : x
  2. Step 2: Convert to fraction form
    4,575.78/6,858.96 = 1,801.32/x
  3. Step 3: Cross multiply
    4,575.78x = 6,858.96 × 1,801.32
  4. Step 4: Simplify right side
    4,575.78x = 12,355,181.83
  5. Step 5: Solve for x
    x = 12,355,181.83/4,575.78
  6. Step 6: Final answer
    x = 2,700.13

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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.