Home / 5,719.83-8,541.68-5,657.98

Finding the Fourth Proportional to 5,719.83, 8,541.68 and 5,657.98

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Solution

The fourth proportional to 5,719.83, 8,541.68 and 5,657.98 is: 8,449.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.83 : 8,541.68 = 5,657.98 : x
  2. Step 2: Convert to fraction form
    5,719.83/8,541.68 = 5,657.98/x
  3. Step 3: Cross multiply
    5,719.83x = 8,541.68 × 5,657.98
  4. Step 4: Simplify right side
    5,719.83x = 48,328,583.61
  5. Step 5: Solve for x
    x = 48,328,583.61/5,719.83
  6. Step 6: Final answer
    x = 8,449.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.