Home / 7,076.52-10,611.54-2,146.68

Finding the Fourth Proportional to 7,076.52, 10,611.54 and 2,146.68

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Solution

The fourth proportional to 7,076.52, 10,611.54 and 2,146.68 is: 3,219.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,076.52 : 10,611.54 = 2,146.68 : x
  2. Step 2: Convert to fraction form
    7,076.52/10,611.54 = 2,146.68/x
  3. Step 3: Cross multiply
    7,076.52x = 10,611.54 × 2,146.68
  4. Step 4: Simplify right side
    7,076.52x = 22,779,580.69
  5. Step 5: Solve for x
    x = 22,779,580.69/7,076.52
  6. Step 6: Final answer
    x = 3,219.04

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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.