Home / 9,766.13-13,477.26-5,289.89

Finding the Fourth Proportional to 9,766.13, 13,477.26 and 5,289.89

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Solution

The fourth proportional to 9,766.13, 13,477.26 and 5,289.89 is: 7,300.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,766.13 : 13,477.26 = 5,289.89 : x
  2. Step 2: Convert to fraction form
    9,766.13/13,477.26 = 5,289.89/x
  3. Step 3: Cross multiply
    9,766.13x = 13,477.26 × 5,289.89
  4. Step 4: Simplify right side
    9,766.13x = 71,293,236.28
  5. Step 5: Solve for x
    x = 71,293,236.28/9,766.13
  6. Step 6: Final answer
    x = 7,300.05

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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.