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Finding the Fourth Proportional to 7,325.68, 10,995.80 and 4,040.32

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Solution

The fourth proportional to 7,325.68, 10,995.80 and 4,040.32 is: 6,064.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.68 : 10,995.80 = 4,040.32 : x
  2. Step 2: Convert to fraction form
    7,325.68/10,995.80 = 4,040.32/x
  3. Step 3: Cross multiply
    7,325.68x = 10,995.80 × 4,040.32
  4. Step 4: Simplify right side
    7,325.68x = 44,426,550.66
  5. Step 5: Solve for x
    x = 44,426,550.66/7,325.68
  6. Step 6: Final answer
    x = 6,064.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.