Home / 5,528.18-8,283.63-3,189.62

Finding the Fourth Proportional to 5,528.18, 8,283.63 and 3,189.62

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Solution

The fourth proportional to 5,528.18, 8,283.63 and 3,189.62 is: 4,779.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.18 : 8,283.63 = 3,189.62 : x
  2. Step 2: Convert to fraction form
    5,528.18/8,283.63 = 3,189.62/x
  3. Step 3: Cross multiply
    5,528.18x = 8,283.63 × 3,189.62
  4. Step 4: Simplify right side
    5,528.18x = 26,421,631.92
  5. Step 5: Solve for x
    x = 26,421,631.92/5,528.18
  6. Step 6: Final answer
    x = 4,779.44

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1.5x scale

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.