Home / 10,445.50-14,413.02-6,906.82

Finding the Fourth Proportional to 10,445.50, 14,413.02 and 6,906.82

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Solution

The fourth proportional to 10,445.50, 14,413.02 and 6,906.82 is: 9,530.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,445.50 : 14,413.02 = 6,906.82 : x
  2. Step 2: Convert to fraction form
    10,445.50/14,413.02 = 6,906.82/x
  3. Step 3: Cross multiply
    10,445.50x = 14,413.02 × 6,906.82
  4. Step 4: Simplify right side
    10,445.50x = 99,548,134.80
  5. Step 5: Solve for x
    x = 99,548,134.80/10,445.50
  6. Step 6: Final answer
    x = 9,530.24

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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.