Home / 9,413.40-14,120.10-9,267.60

Finding the Fourth Proportional to 9,413.40, 14,120.10 and 9,267.60

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Solution

The fourth proportional to 9,413.40, 14,120.10 and 9,267.60 is: 13,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,413.40 : 14,120.10 = 9,267.60 : x
  2. Step 2: Convert to fraction form
    9,413.40/14,120.10 = 9,267.60/x
  3. Step 3: Cross multiply
    9,413.40x = 14,120.10 × 9,267.60
  4. Step 4: Simplify right side
    9,413.40x = 130,859,438.76
  5. Step 5: Solve for x
    x = 130,859,438.76/9,413.40
  6. Step 6: Final answer
    x = 13,901.40

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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.