Home / 8,434.44-11,639.34-4,897.56

Finding the Fourth Proportional to 8,434.44, 11,639.34 and 4,897.56

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Solution

The fourth proportional to 8,434.44, 11,639.34 and 4,897.56 is: 6,758.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,434.44 : 11,639.34 = 4,897.56 : x
  2. Step 2: Convert to fraction form
    8,434.44/11,639.34 = 4,897.56/x
  3. Step 3: Cross multiply
    8,434.44x = 11,639.34 × 4,897.56
  4. Step 4: Simplify right side
    8,434.44x = 57,004,366.01
  5. Step 5: Solve for x
    x = 57,004,366.01/8,434.44
  6. Step 6: Final answer
    x = 6,758.52

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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.