Home / 5,730.40-8,595.60-1,837.60

Finding the Fourth Proportional to 5,730.40, 8,595.60 and 1,837.60

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Solution

The fourth proportional to 5,730.40, 8,595.60 and 1,837.60 is: 2,756.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,730.40 : 8,595.60 = 1,837.60 : x
  2. Step 2: Convert to fraction form
    5,730.40/8,595.60 = 1,837.60/x
  3. Step 3: Cross multiply
    5,730.40x = 8,595.60 × 1,837.60
  4. Step 4: Simplify right side
    5,730.40x = 15,795,274.56
  5. Step 5: Solve for x
    x = 15,795,274.56/5,730.40
  6. Step 6: Final answer
    x = 2,756.40

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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.