Home / 5,076.08-7,614.16-1,788.42

Finding the Fourth Proportional to 5,076.08, 7,614.16 and 1,788.42

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Solution

The fourth proportional to 5,076.08, 7,614.16 and 1,788.42 is: 2,682.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.08 : 7,614.16 = 1,788.42 : x
  2. Step 2: Convert to fraction form
    5,076.08/7,614.16 = 1,788.42/x
  3. Step 3: Cross multiply
    5,076.08x = 7,614.16 × 1,788.42
  4. Step 4: Simplify right side
    5,076.08x = 13,617,316.03
  5. Step 5: Solve for x
    x = 13,617,316.03/5,076.08
  6. Step 6: Final answer
    x = 2,682.64

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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.