Home / 11,307.67-15,594.37-7,059.12

Finding the Fourth Proportional to 11,307.67, 15,594.37 and 7,059.12

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Solution

The fourth proportional to 11,307.67, 15,594.37 and 7,059.12 is: 9,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,307.67 : 15,594.37 = 7,059.12 : x
  2. Step 2: Convert to fraction form
    11,307.67/15,594.37 = 7,059.12/x
  3. Step 3: Cross multiply
    11,307.67x = 15,594.37 × 7,059.12
  4. Step 4: Simplify right side
    11,307.67x = 110,082,592.05
  5. Step 5: Solve for x
    x = 110,082,592.05/11,307.67
  6. Step 6: Final answer
    x = 9,735.21

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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.