Home / 7,288.86-10,933.18-4,000.16

Finding the Fourth Proportional to 7,288.86, 10,933.18 and 4,000.16

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Solution

The fourth proportional to 7,288.86, 10,933.18 and 4,000.16 is: 6,000.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.86 : 10,933.18 = 4,000.16 : x
  2. Step 2: Convert to fraction form
    7,288.86/10,933.18 = 4,000.16/x
  3. Step 3: Cross multiply
    7,288.86x = 10,933.18 × 4,000.16
  4. Step 4: Simplify right side
    7,288.86x = 43,734,455.89
  5. Step 5: Solve for x
    x = 43,734,455.89/7,288.86
  6. Step 6: Final answer
    x = 6,000.18

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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.