Home / 5,477.33-8,215.03-1,779.02

Finding the Fourth Proportional to 5,477.33, 8,215.03 and 1,779.02

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Solution

The fourth proportional to 5,477.33, 8,215.03 and 1,779.02 is: 2,668.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.33 : 8,215.03 = 1,779.02 : x
  2. Step 2: Convert to fraction form
    5,477.33/8,215.03 = 1,779.02/x
  3. Step 3: Cross multiply
    5,477.33x = 8,215.03 × 1,779.02
  4. Step 4: Simplify right side
    5,477.33x = 14,614,702.67
  5. Step 5: Solve for x
    x = 14,614,702.67/5,477.33
  6. Step 6: Final answer
    x = 2,668.22

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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.