Home / 7,004.34-9,666-3,860.46

Finding the Fourth Proportional to 7,004.34, 9,666 and 3,860.46

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Solution

The fourth proportional to 7,004.34, 9,666 and 3,860.46 is: 5,327.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004.34 : 9,666 = 3,860.46 : x
  2. Step 2: Convert to fraction form
    7,004.34/9,666 = 3,860.46/x
  3. Step 3: Cross multiply
    7,004.34x = 9,666 × 3,860.46
  4. Step 4: Simplify right side
    7,004.34x = 37,315,206.36
  5. Step 5: Solve for x
    x = 37,315,206.36/7,004.34
  6. Step 6: Final answer
    x = 5,327.44

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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.