Home / 9,918.38-14,876.95-4,074.84

Finding the Fourth Proportional to 9,918.38, 14,876.95 and 4,074.84

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Solution

The fourth proportional to 9,918.38, 14,876.95 and 4,074.84 is: 6,112.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,918.38 : 14,876.95 = 4,074.84 : x
  2. Step 2: Convert to fraction form
    9,918.38/14,876.95 = 4,074.84/x
  3. Step 3: Cross multiply
    9,918.38x = 14,876.95 × 4,074.84
  4. Step 4: Simplify right side
    9,918.38x = 60,621,116.55
  5. Step 5: Solve for x
    x = 60,621,116.55/9,918.38
  6. Step 6: Final answer
    x = 6,112.00

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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.