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Finding the Fourth Proportional to 9,952.94, 13,719.11 and 7,555.10

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Solution

The fourth proportional to 9,952.94, 13,719.11 and 7,555.10 is: 10,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,952.94 : 13,719.11 = 7,555.10 : x
  2. Step 2: Convert to fraction form
    9,952.94/13,719.11 = 7,555.10/x
  3. Step 3: Cross multiply
    9,952.94x = 13,719.11 × 7,555.10
  4. Step 4: Simplify right side
    9,952.94x = 103,649,247.96
  5. Step 5: Solve for x
    x = 103,649,247.96/9,952.94
  6. Step 6: Final answer
    x = 10,413.93

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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.