Home / 9,556.04-13,185.80-5,307

Finding the Fourth Proportional to 9,556.04, 13,185.80 and 5,307

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Solution

The fourth proportional to 9,556.04, 13,185.80 and 5,307 is: 7,322.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.04 : 13,185.80 = 5,307 : x
  2. Step 2: Convert to fraction form
    9,556.04/13,185.80 = 5,307/x
  3. Step 3: Cross multiply
    9,556.04x = 13,185.80 × 5,307
  4. Step 4: Simplify right side
    9,556.04x = 69,977,040.60
  5. Step 5: Solve for x
    x = 69,977,040.60/9,556.04
  6. Step 6: Final answer
    x = 7,322.81

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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.