Home / 9,964.61-14,950.36-4,421.84

Finding the Fourth Proportional to 9,964.61, 14,950.36 and 4,421.84

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Solution

The fourth proportional to 9,964.61, 14,950.36 and 4,421.84 is: 6,634.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,964.61 : 14,950.36 = 4,421.84 : x
  2. Step 2: Convert to fraction form
    9,964.61/14,950.36 = 4,421.84/x
  3. Step 3: Cross multiply
    9,964.61x = 14,950.36 × 4,421.84
  4. Step 4: Simplify right side
    9,964.61x = 66,108,030.64
  5. Step 5: Solve for x
    x = 66,108,030.64/9,964.61
  6. Step 6: Final answer
    x = 6,634.28

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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.