Home / 7,087.23-9,779.49-4,103.01

Finding the Fourth Proportional to 7,087.23, 9,779.49 and 4,103.01

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Solution

The fourth proportional to 7,087.23, 9,779.49 and 4,103.01 is: 5,661.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.23 : 9,779.49 = 4,103.01 : x
  2. Step 2: Convert to fraction form
    7,087.23/9,779.49 = 4,103.01/x
  3. Step 3: Cross multiply
    7,087.23x = 9,779.49 × 4,103.01
  4. Step 4: Simplify right side
    7,087.23x = 40,125,345.26
  5. Step 5: Solve for x
    x = 40,125,345.26/7,087.23
  6. Step 6: Final answer
    x = 5,661.64

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.