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Finding the Fourth Proportional to 9,256.66, 12,773.93 and 5,277.53

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Solution

The fourth proportional to 9,256.66, 12,773.93 and 5,277.53 is: 7,282.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,256.66 : 12,773.93 = 5,277.53 : x
  2. Step 2: Convert to fraction form
    9,256.66/12,773.93 = 5,277.53/x
  3. Step 3: Cross multiply
    9,256.66x = 12,773.93 × 5,277.53
  4. Step 4: Simplify right side
    9,256.66x = 67,414,798.79
  5. Step 5: Solve for x
    x = 67,414,798.79/9,256.66
  6. Step 6: Final answer
    x = 7,282.84

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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.