Home / 9,913.80-14,868.36-3,339.84

Finding the Fourth Proportional to 9,913.80, 14,868.36 and 3,339.84

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Solution

The fourth proportional to 9,913.80, 14,868.36 and 3,339.84 is: 5,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,913.80 : 14,868.36 = 3,339.84 : x
  2. Step 2: Convert to fraction form
    9,913.80/14,868.36 = 3,339.84/x
  3. Step 3: Cross multiply
    9,913.80x = 14,868.36 × 3,339.84
  4. Step 4: Simplify right side
    9,913.80x = 49,657,943.46
  5. Step 5: Solve for x
    x = 49,657,943.46/9,913.80
  6. Step 6: Final answer
    x = 5,008.97

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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.