Home / 9,556.03-13,186.86-5,307.36

Finding the Fourth Proportional to 9,556.03, 13,186.86 and 5,307.36

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Solution

The fourth proportional to 9,556.03, 13,186.86 and 5,307.36 is: 7,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,556.03 : 13,186.86 = 5,307.36 : x
  2. Step 2: Convert to fraction form
    9,556.03/13,186.86 = 5,307.36/x
  3. Step 3: Cross multiply
    9,556.03x = 13,186.86 × 5,307.36
  4. Step 4: Simplify right side
    9,556.03x = 69,987,358.86
  5. Step 5: Solve for x
    x = 69,987,358.86/9,556.03
  6. Step 6: Final answer
    x = 7,323.90

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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.