Home / 7,864.23-11,782.44-4,158.24

Finding the Fourth Proportional to 7,864.23, 11,782.44 and 4,158.24

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Solution

The fourth proportional to 7,864.23, 11,782.44 and 4,158.24 is: 6,230.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.23 : 11,782.44 = 4,158.24 : x
  2. Step 2: Convert to fraction form
    7,864.23/11,782.44 = 4,158.24/x
  3. Step 3: Cross multiply
    7,864.23x = 11,782.44 × 4,158.24
  4. Step 4: Simplify right side
    7,864.23x = 48,994,213.31
  5. Step 5: Solve for x
    x = 48,994,213.31/7,864.23
  6. Step 6: Final answer
    x = 6,230.01

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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.