Home / 11,026.34-15,216.08-5,990.45

Finding the Fourth Proportional to 11,026.34, 15,216.08 and 5,990.45

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Solution

The fourth proportional to 11,026.34, 15,216.08 and 5,990.45 is: 8,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.34 : 15,216.08 = 5,990.45 : x
  2. Step 2: Convert to fraction form
    11,026.34/15,216.08 = 5,990.45/x
  3. Step 3: Cross multiply
    11,026.34x = 15,216.08 × 5,990.45
  4. Step 4: Simplify right side
    11,026.34x = 91,151,090.36
  5. Step 5: Solve for x
    x = 91,151,090.36/11,026.34
  6. Step 6: Final answer
    x = 8,266.67

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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.