Home / 10,889.02-15,026.93-6,173.29

Finding the Fourth Proportional to 10,889.02, 15,026.93 and 6,173.29

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Solution

The fourth proportional to 10,889.02, 15,026.93 and 6,173.29 is: 8,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,889.02 : 15,026.93 = 6,173.29 : x
  2. Step 2: Convert to fraction form
    10,889.02/15,026.93 = 6,173.29/x
  3. Step 3: Cross multiply
    10,889.02x = 15,026.93 × 6,173.29
  4. Step 4: Simplify right side
    10,889.02x = 92,765,596.70
  5. Step 5: Solve for x
    x = 92,765,596.70/10,889.02
  6. Step 6: Final answer
    x = 8,519.19

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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.