Home / 7,657.09-11,485.63-2,110.49

Finding the Fourth Proportional to 7,657.09, 11,485.63 and 2,110.49

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Solution

The fourth proportional to 7,657.09, 11,485.63 and 2,110.49 is: 3,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,657.09 : 11,485.63 = 2,110.49 : x
  2. Step 2: Convert to fraction form
    7,657.09/11,485.63 = 2,110.49/x
  3. Step 3: Cross multiply
    7,657.09x = 11,485.63 × 2,110.49
  4. Step 4: Simplify right side
    7,657.09x = 24,240,307.26
  5. Step 5: Solve for x
    x = 24,240,307.26/7,657.09
  6. Step 6: Final answer
    x = 3,165.73

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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.