Home / 6,989.22-10,485.63-2,058.66

Finding the Fourth Proportional to 6,989.22, 10,485.63 and 2,058.66

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Solution

The fourth proportional to 6,989.22, 10,485.63 and 2,058.66 is: 3,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.22 : 10,485.63 = 2,058.66 : x
  2. Step 2: Convert to fraction form
    6,989.22/10,485.63 = 2,058.66/x
  3. Step 3: Cross multiply
    6,989.22x = 10,485.63 × 2,058.66
  4. Step 4: Simplify right side
    6,989.22x = 21,586,347.06
  5. Step 5: Solve for x
    x = 21,586,347.06/6,989.22
  6. Step 6: Final answer
    x = 3,088.52

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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.