Home / 11,290.96-16,941.30-7,607.08

Finding the Fourth Proportional to 11,290.96, 16,941.30 and 7,607.08

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Solution

The fourth proportional to 11,290.96, 16,941.30 and 7,607.08 is: 11,413.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,290.96 : 16,941.30 = 7,607.08 : x
  2. Step 2: Convert to fraction form
    11,290.96/16,941.30 = 7,607.08/x
  3. Step 3: Cross multiply
    11,290.96x = 16,941.30 × 7,607.08
  4. Step 4: Simplify right side
    11,290.96x = 128,873,824.40
  5. Step 5: Solve for x
    x = 128,873,824.40/11,290.96
  6. Step 6: Final answer
    x = 11,413.89

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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.