Home / 10,413.63-14,370.62-5,698.35

Finding the Fourth Proportional to 10,413.63, 14,370.62 and 5,698.35

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Solution

The fourth proportional to 10,413.63, 14,370.62 and 5,698.35 is: 7,863.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,413.63 : 14,370.62 = 5,698.35 : x
  2. Step 2: Convert to fraction form
    10,413.63/14,370.62 = 5,698.35/x
  3. Step 3: Cross multiply
    10,413.63x = 14,370.62 × 5,698.35
  4. Step 4: Simplify right side
    10,413.63x = 81,888,793.99
  5. Step 5: Solve for x
    x = 81,888,793.99/10,413.63
  6. Step 6: Final answer
    x = 7,863.62

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1.5x scale

Why These Related Problems?

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