Home / 7,325.60-10,105.44-5,554.28

Finding the Fourth Proportional to 7,325.60, 10,105.44 and 5,554.28

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Solution

The fourth proportional to 7,325.60, 10,105.44 and 5,554.28 is: 7,661.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.60 : 10,105.44 = 5,554.28 : x
  2. Step 2: Convert to fraction form
    7,325.60/10,105.44 = 5,554.28/x
  3. Step 3: Cross multiply
    7,325.60x = 10,105.44 × 5,554.28
  4. Step 4: Simplify right side
    7,325.60x = 56,128,443.28
  5. Step 5: Solve for x
    x = 56,128,443.28/7,325.60
  6. Step 6: Final answer
    x = 7,661.96

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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.