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Finding the Fourth Proportional to 7,495.58, 11,250.28 and 3,800.40

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Solution

The fourth proportional to 7,495.58, 11,250.28 and 3,800.40 is: 5,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.58 : 11,250.28 = 3,800.40 : x
  2. Step 2: Convert to fraction form
    7,495.58/11,250.28 = 3,800.40/x
  3. Step 3: Cross multiply
    7,495.58x = 11,250.28 × 3,800.40
  4. Step 4: Simplify right side
    7,495.58x = 42,755,564.11
  5. Step 5: Solve for x
    x = 42,755,564.11/7,495.58
  6. Step 6: Final answer
    x = 5,704.10

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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.