Home / 7,222.58-9,967.40-4,352.14

Finding the Fourth Proportional to 7,222.58, 9,967.40 and 4,352.14

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Solution

The fourth proportional to 7,222.58, 9,967.40 and 4,352.14 is: 6,006.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.58 : 9,967.40 = 4,352.14 : x
  2. Step 2: Convert to fraction form
    7,222.58/9,967.40 = 4,352.14/x
  3. Step 3: Cross multiply
    7,222.58x = 9,967.40 × 4,352.14
  4. Step 4: Simplify right side
    7,222.58x = 43,379,520.24
  5. Step 5: Solve for x
    x = 43,379,520.24/7,222.58
  6. Step 6: Final answer
    x = 6,006.10

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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.