Home / 5,827.74-8,038.64-3,558.02

Finding the Fourth Proportional to 5,827.74, 8,038.64 and 3,558.02

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Solution

The fourth proportional to 5,827.74, 8,038.64 and 3,558.02 is: 4,907.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.74 : 8,038.64 = 3,558.02 : x
  2. Step 2: Convert to fraction form
    5,827.74/8,038.64 = 3,558.02/x
  3. Step 3: Cross multiply
    5,827.74x = 8,038.64 × 3,558.02
  4. Step 4: Simplify right side
    5,827.74x = 28,601,641.89
  5. Step 5: Solve for x
    x = 28,601,641.89/5,827.74
  6. Step 6: Final answer
    x = 4,907.84

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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.