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Finding the Fourth Proportional to 5,874.06, 8,810.91 and 2,176.21

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Solution

The fourth proportional to 5,874.06, 8,810.91 and 2,176.21 is: 3,264.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.06 : 8,810.91 = 2,176.21 : x
  2. Step 2: Convert to fraction form
    5,874.06/8,810.91 = 2,176.21/x
  3. Step 3: Cross multiply
    5,874.06x = 8,810.91 × 2,176.21
  4. Step 4: Simplify right side
    5,874.06x = 19,174,346.40
  5. Step 5: Solve for x
    x = 19,174,346.40/5,874.06
  6. Step 6: Final answer
    x = 3,264.24

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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.