Home / 6,281.10-9,413.55-3,813.30

Finding the Fourth Proportional to 6,281.10, 9,413.55 and 3,813.30

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Solution

The fourth proportional to 6,281.10, 9,413.55 and 3,813.30 is: 5,715.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,281.10 : 9,413.55 = 3,813.30 : x
  2. Step 2: Convert to fraction form
    6,281.10/9,413.55 = 3,813.30/x
  3. Step 3: Cross multiply
    6,281.10x = 9,413.55 × 3,813.30
  4. Step 4: Simplify right side
    6,281.10x = 35,896,690.22
  5. Step 5: Solve for x
    x = 35,896,690.22/6,281.10
  6. Step 6: Final answer
    x = 5,715.03

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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.