Home / 11,041.31-15,237.01-6,325.90

Finding the Fourth Proportional to 11,041.31, 15,237.01 and 6,325.90

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Solution

The fourth proportional to 11,041.31, 15,237.01 and 6,325.90 is: 8,729.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,041.31 : 15,237.01 = 6,325.90 : x
  2. Step 2: Convert to fraction form
    11,041.31/15,237.01 = 6,325.90/x
  3. Step 3: Cross multiply
    11,041.31x = 15,237.01 × 6,325.90
  4. Step 4: Simplify right side
    11,041.31x = 96,387,771.37
  5. Step 5: Solve for x
    x = 96,387,771.37/11,041.31
  6. Step 6: Final answer
    x = 8,729.74

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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.