Home / 7,014.06-10,521.78-2,085.09

Finding the Fourth Proportional to 7,014.06, 10,521.78 and 2,085.09

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Solution

The fourth proportional to 7,014.06, 10,521.78 and 2,085.09 is: 3,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,014.06 : 10,521.78 = 2,085.09 : x
  2. Step 2: Convert to fraction form
    7,014.06/10,521.78 = 2,085.09/x
  3. Step 3: Cross multiply
    7,014.06x = 10,521.78 × 2,085.09
  4. Step 4: Simplify right side
    7,014.06x = 21,938,858.26
  5. Step 5: Solve for x
    x = 21,938,858.26/7,014.06
  6. Step 6: Final answer
    x = 3,127.84

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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.