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Finding the Fourth Proportional to 5,794.16, 8,674.79 and 4,859.21

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Solution

The fourth proportional to 5,794.16, 8,674.79 and 4,859.21 is: 7,275.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,794.16 : 8,674.79 = 4,859.21 : x
  2. Step 2: Convert to fraction form
    5,794.16/8,674.79 = 4,859.21/x
  3. Step 3: Cross multiply
    5,794.16x = 8,674.79 × 4,859.21
  4. Step 4: Simplify right side
    5,794.16x = 42,152,558.65
  5. Step 5: Solve for x
    x = 42,152,558.65/5,794.16
  6. Step 6: Final answer
    x = 7,275.01

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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.