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Finding the Fourth Proportional to 9,284.55, 12,795.93 and 6,762.66

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Solution

The fourth proportional to 9,284.55, 12,795.93 and 6,762.66 is: 9,320.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284.55 : 12,795.93 = 6,762.66 : x
  2. Step 2: Convert to fraction form
    9,284.55/12,795.93 = 6,762.66/x
  3. Step 3: Cross multiply
    9,284.55x = 12,795.93 × 6,762.66
  4. Step 4: Simplify right side
    9,284.55x = 86,534,523.97
  5. Step 5: Solve for x
    x = 86,534,523.97/9,284.55
  6. Step 6: Final answer
    x = 9,320.27

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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.