Home / 8,328.90-11,494.32-4,792.65

Finding the Fourth Proportional to 8,328.90, 11,494.32 and 4,792.65

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Solution

The fourth proportional to 8,328.90, 11,494.32 and 4,792.65 is: 6,614.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,328.90 : 11,494.32 = 4,792.65 : x
  2. Step 2: Convert to fraction form
    8,328.90/11,494.32 = 4,792.65/x
  3. Step 3: Cross multiply
    8,328.90x = 11,494.32 × 4,792.65
  4. Step 4: Simplify right side
    8,328.90x = 55,088,252.75
  5. Step 5: Solve for x
    x = 55,088,252.75/8,328.90
  6. Step 6: Final answer
    x = 6,614.11

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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.