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Finding the Fourth Proportional to 7,509.45, 10,367.99 and 5,804.81

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Solution

The fourth proportional to 7,509.45, 10,367.99 and 5,804.81 is: 8,014.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509.45 : 10,367.99 = 5,804.81 : x
  2. Step 2: Convert to fraction form
    7,509.45/10,367.99 = 5,804.81/x
  3. Step 3: Cross multiply
    7,509.45x = 10,367.99 × 5,804.81
  4. Step 4: Simplify right side
    7,509.45x = 60,184,212.03
  5. Step 5: Solve for x
    x = 60,184,212.03/7,509.45
  6. Step 6: Final answer
    x = 8,014.46

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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.