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Finding the Fourth Proportional to 9,741, 13,442.58 and 5,549.25

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Solution

The fourth proportional to 9,741, 13,442.58 and 5,549.25 is: 7,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,741 : 13,442.58 = 5,549.25 : x
  2. Step 2: Convert to fraction form
    9,741/13,442.58 = 5,549.25/x
  3. Step 3: Cross multiply
    9,741x = 13,442.58 × 5,549.25
  4. Step 4: Simplify right side
    9,741x = 74,596,237.07
  5. Step 5: Solve for x
    x = 74,596,237.07/9,741
  6. Step 6: Final answer
    x = 7,657.97

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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.