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Finding the Fourth Proportional to 7,394.01, 10,202.70 and 4,250.19

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Solution

The fourth proportional to 7,394.01, 10,202.70 and 4,250.19 is: 5,864.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.01 : 10,202.70 = 4,250.19 : x
  2. Step 2: Convert to fraction form
    7,394.01/10,202.70 = 4,250.19/x
  3. Step 3: Cross multiply
    7,394.01x = 10,202.70 × 4,250.19
  4. Step 4: Simplify right side
    7,394.01x = 43,363,413.51
  5. Step 5: Solve for x
    x = 43,363,413.51/7,394.01
  6. Step 6: Final answer
    x = 5,864.67

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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.