Home / 2,901.07-4,003.45-2,272.24

Finding the Fourth Proportional to 2,901.07, 4,003.45 and 2,272.24

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Solution

The fourth proportional to 2,901.07, 4,003.45 and 2,272.24 is: 3,135.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.07 : 4,003.45 = 2,272.24 : x
  2. Step 2: Convert to fraction form
    2,901.07/4,003.45 = 2,272.24/x
  3. Step 3: Cross multiply
    2,901.07x = 4,003.45 × 2,272.24
  4. Step 4: Simplify right side
    2,901.07x = 9,096,799.23
  5. Step 5: Solve for x
    x = 9,096,799.23/2,901.07
  6. Step 6: Final answer
    x = 3,135.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.