Home / 4,187.83-5,779.11-2,299.45

Finding the Fourth Proportional to 4,187.83, 5,779.11 and 2,299.45

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Solution

The fourth proportional to 4,187.83, 5,779.11 and 2,299.45 is: 3,173.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.83 : 5,779.11 = 2,299.45 : x
  2. Step 2: Convert to fraction form
    4,187.83/5,779.11 = 2,299.45/x
  3. Step 3: Cross multiply
    4,187.83x = 5,779.11 × 2,299.45
  4. Step 4: Simplify right side
    4,187.83x = 13,288,774.49
  5. Step 5: Solve for x
    x = 13,288,774.49/4,187.83
  6. Step 6: Final answer
    x = 3,173.19

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1.5x scale

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.