Home / 9,766.09-13,477.23-5,289.85

Finding the Fourth Proportional to 9,766.09, 13,477.23 and 5,289.85

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Solution

The fourth proportional to 9,766.09, 13,477.23 and 5,289.85 is: 7,300.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.09 : 13,477.23 = 5,289.85 : x
  2. Step 2: Convert to fraction form
    9,766.09/13,477.23 = 5,289.85/x
  3. Step 3: Cross multiply
    9,766.09x = 13,477.23 × 5,289.85
  4. Step 4: Simplify right side
    9,766.09x = 71,292,525.12
  5. Step 5: Solve for x
    x = 71,292,525.12/9,766.09
  6. Step 6: Final answer
    x = 7,300.01

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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.