Home / 7,574.59-11,364.72-3,413.35

Finding the Fourth Proportional to 7,574.59, 11,364.72 and 3,413.35

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Solution

The fourth proportional to 7,574.59, 11,364.72 and 3,413.35 is: 5,121.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,574.59 : 11,364.72 = 3,413.35 : x
  2. Step 2: Convert to fraction form
    7,574.59/11,364.72 = 3,413.35/x
  3. Step 3: Cross multiply
    7,574.59x = 11,364.72 × 3,413.35
  4. Step 4: Simplify right side
    7,574.59x = 38,791,767.01
  5. Step 5: Solve for x
    x = 38,791,767.01/7,574.59
  6. Step 6: Final answer
    x = 5,121.30

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1.5x scale

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.