Home / 5,827.64-8,038.80-3,470.60

Finding the Fourth Proportional to 5,827.64, 8,038.80 and 3,470.60

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Solution

The fourth proportional to 5,827.64, 8,038.80 and 3,470.60 is: 4,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,827.64 : 8,038.80 = 3,470.60 : x
  2. Step 2: Convert to fraction form
    5,827.64/8,038.80 = 3,470.60/x
  3. Step 3: Cross multiply
    5,827.64x = 8,038.80 × 3,470.60
  4. Step 4: Simplify right side
    5,827.64x = 27,899,459.28
  5. Step 5: Solve for x
    x = 27,899,459.28/5,827.64
  6. Step 6: Final answer
    x = 4,787.44

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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.