Home / 5,374.60-8,052.30-4,395.40

Finding the Fourth Proportional to 5,374.60, 8,052.30 and 4,395.40

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Solution

The fourth proportional to 5,374.60, 8,052.30 and 4,395.40 is: 6,585.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,374.60 : 8,052.30 = 4,395.40 : x
  2. Step 2: Convert to fraction form
    5,374.60/8,052.30 = 4,395.40/x
  3. Step 3: Cross multiply
    5,374.60x = 8,052.30 × 4,395.40
  4. Step 4: Simplify right side
    5,374.60x = 35,393,079.42
  5. Step 5: Solve for x
    x = 35,393,079.42/5,374.60
  6. Step 6: Final answer
    x = 6,585.25

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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.