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Finding the Fourth Proportional to 5,883.90, 8,125.05 and 4,389.22

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Solution

The fourth proportional to 5,883.90, 8,125.05 and 4,389.22 is: 6,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,883.90 : 8,125.05 = 4,389.22 : x
  2. Step 2: Convert to fraction form
    5,883.90/8,125.05 = 4,389.22/x
  3. Step 3: Cross multiply
    5,883.90x = 8,125.05 × 4,389.22
  4. Step 4: Simplify right side
    5,883.90x = 35,662,623.38
  5. Step 5: Solve for x
    x = 35,662,623.38/5,883.90
  6. Step 6: Final answer
    x = 6,061.06

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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.