Home / 5,699.16-8,554.21-2,779.50

Finding the Fourth Proportional to 5,699.16, 8,554.21 and 2,779.50

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Solution

The fourth proportional to 5,699.16, 8,554.21 and 2,779.50 is: 4,171.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.16 : 8,554.21 = 2,779.50 : x
  2. Step 2: Convert to fraction form
    5,699.16/8,554.21 = 2,779.50/x
  3. Step 3: Cross multiply
    5,699.16x = 8,554.21 × 2,779.50
  4. Step 4: Simplify right side
    5,699.16x = 23,776,426.70
  5. Step 5: Solve for x
    x = 23,776,426.70/5,699.16
  6. Step 6: Final answer
    x = 4,171.92

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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.