Home / 7,271.60-10,906.16-2,076.24

Finding the Fourth Proportional to 7,271.60, 10,906.16 and 2,076.24

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Solution

The fourth proportional to 7,271.60, 10,906.16 and 2,076.24 is: 3,114.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,271.60 : 10,906.16 = 2,076.24 : x
  2. Step 2: Convert to fraction form
    7,271.60/10,906.16 = 2,076.24/x
  3. Step 3: Cross multiply
    7,271.60x = 10,906.16 × 2,076.24
  4. Step 4: Simplify right side
    7,271.60x = 22,643,805.64
  5. Step 5: Solve for x
    x = 22,643,805.64/7,271.60
  6. Step 6: Final answer
    x = 3,114.01

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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.