Home / 4,445.78-6,675.15-3,154.10

Finding the Fourth Proportional to 4,445.78, 6,675.15 and 3,154.10

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Solution

The fourth proportional to 4,445.78, 6,675.15 and 3,154.10 is: 4,735.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,445.78 : 6,675.15 = 3,154.10 : x
  2. Step 2: Convert to fraction form
    4,445.78/6,675.15 = 3,154.10/x
  3. Step 3: Cross multiply
    4,445.78x = 6,675.15 × 3,154.10
  4. Step 4: Simplify right side
    4,445.78x = 21,054,090.62
  5. Step 5: Solve for x
    x = 21,054,090.62/4,445.78
  6. Step 6: Final answer
    x = 4,735.75

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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.