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Finding the Fourth Proportional to 9,876.04, 14,815.98 and 2,950.60

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Solution

The fourth proportional to 9,876.04, 14,815.98 and 2,950.60 is: 4,426.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,876.04 : 14,815.98 = 2,950.60 : x
  2. Step 2: Convert to fraction form
    9,876.04/14,815.98 = 2,950.60/x
  3. Step 3: Cross multiply
    9,876.04x = 14,815.98 × 2,950.60
  4. Step 4: Simplify right side
    9,876.04x = 43,716,030.59
  5. Step 5: Solve for x
    x = 43,716,030.59/9,876.04
  6. Step 6: Final answer
    x = 4,426.47

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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.