Home / 7,076.35-10,614.55-2,146.03

Finding the Fourth Proportional to 7,076.35, 10,614.55 and 2,146.03

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Solution

The fourth proportional to 7,076.35, 10,614.55 and 2,146.03 is: 3,219.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.35 : 10,614.55 = 2,146.03 : x
  2. Step 2: Convert to fraction form
    7,076.35/10,614.55 = 2,146.03/x
  3. Step 3: Cross multiply
    7,076.35x = 10,614.55 × 2,146.03
  4. Step 4: Simplify right side
    7,076.35x = 22,779,078.93
  5. Step 5: Solve for x
    x = 22,779,078.93/7,076.35
  6. Step 6: Final answer
    x = 3,219.05

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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.