Home / 7,515.54-11,264.64-4,045.50

Finding the Fourth Proportional to 7,515.54, 11,264.64 and 4,045.50

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Solution

The fourth proportional to 7,515.54, 11,264.64 and 4,045.50 is: 6,063.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.54 : 11,264.64 = 4,045.50 : x
  2. Step 2: Convert to fraction form
    7,515.54/11,264.64 = 4,045.50/x
  3. Step 3: Cross multiply
    7,515.54x = 11,264.64 × 4,045.50
  4. Step 4: Simplify right side
    7,515.54x = 45,571,101.12
  5. Step 5: Solve for x
    x = 45,571,101.12/7,515.54
  6. Step 6: Final answer
    x = 6,063.58

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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.