Home / 9,857.44-13,602.45-5,607.37

Finding the Fourth Proportional to 9,857.44, 13,602.45 and 5,607.37

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Solution

The fourth proportional to 9,857.44, 13,602.45 and 5,607.37 is: 7,737.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,857.44 : 13,602.45 = 5,607.37 : x
  2. Step 2: Convert to fraction form
    9,857.44/13,602.45 = 5,607.37/x
  3. Step 3: Cross multiply
    9,857.44x = 13,602.45 × 5,607.37
  4. Step 4: Simplify right side
    9,857.44x = 76,273,970.06
  5. Step 5: Solve for x
    x = 76,273,970.06/9,857.44
  6. Step 6: Final answer
    x = 7,737.71

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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.