Home / 5,639.04-8,413.44-4,907.52

Finding the Fourth Proportional to 5,639.04, 8,413.44 and 4,907.52

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Solution

The fourth proportional to 5,639.04, 8,413.44 and 4,907.52 is: 7,322.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,639.04 : 8,413.44 = 4,907.52 : x
  2. Step 2: Convert to fraction form
    5,639.04/8,413.44 = 4,907.52/x
  3. Step 3: Cross multiply
    5,639.04x = 8,413.44 × 4,907.52
  4. Step 4: Simplify right side
    5,639.04x = 41,289,125.07
  5. Step 5: Solve for x
    x = 41,289,125.07/5,639.04
  6. Step 6: Final answer
    x = 7,322.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.