Home / 7,077.47-10,604.67-4,305.00

Finding the Fourth Proportional to 7,077.47, 10,604.67 and 4,305.00

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Solution

The fourth proportional to 7,077.47, 10,604.67 and 4,305.00 is: 6,450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,077.47 : 10,604.67 = 4,305.00 : x
  2. Step 2: Convert to fraction form
    7,077.47/10,604.67 = 4,305.00/x
  3. Step 3: Cross multiply
    7,077.47x = 10,604.67 × 4,305.00
  4. Step 4: Simplify right side
    7,077.47x = 45,653,040.56
  5. Step 5: Solve for x
    x = 45,653,040.56/7,077.47
  6. Step 6: Final answer
    x = 6,450.47

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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.