Home / 11,589.21-15,987.24-7,333.13

Finding the Fourth Proportional to 11,589.21, 15,987.24 and 7,333.13

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Solution

The fourth proportional to 11,589.21, 15,987.24 and 7,333.13 is: 10,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,589.21 : 15,987.24 = 7,333.13 : x
  2. Step 2: Convert to fraction form
    11,589.21/15,987.24 = 7,333.13/x
  3. Step 3: Cross multiply
    11,589.21x = 15,987.24 × 7,333.13
  4. Step 4: Simplify right side
    11,589.21x = 117,236,549.23
  5. Step 5: Solve for x
    x = 117,236,549.23/11,589.21
  6. Step 6: Final answer
    x = 10,116.01

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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.