Home / 6,399.19-9,589.06-4,748.01

Finding the Fourth Proportional to 6,399.19, 9,589.06 and 4,748.01

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Solution

The fourth proportional to 6,399.19, 9,589.06 and 4,748.01 is: 7,114.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,399.19 : 9,589.06 = 4,748.01 : x
  2. Step 2: Convert to fraction form
    6,399.19/9,589.06 = 4,748.01/x
  3. Step 3: Cross multiply
    6,399.19x = 9,589.06 × 4,748.01
  4. Step 4: Simplify right side
    6,399.19x = 45,528,952.77
  5. Step 5: Solve for x
    x = 45,528,952.77/6,399.19
  6. Step 6: Final answer
    x = 7,114.80

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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.