Home / 9,965.44-14,948.40-4,120.48

Finding the Fourth Proportional to 9,965.44, 14,948.40 and 4,120.48

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Solution

The fourth proportional to 9,965.44, 14,948.40 and 4,120.48 is: 6,180.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965.44 : 14,948.40 = 4,120.48 : x
  2. Step 2: Convert to fraction form
    9,965.44/14,948.40 = 4,120.48/x
  3. Step 3: Cross multiply
    9,965.44x = 14,948.40 × 4,120.48
  4. Step 4: Simplify right side
    9,965.44x = 61,594,583.23
  5. Step 5: Solve for x
    x = 61,594,583.23/9,965.44
  6. Step 6: Final answer
    x = 6,180.82

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1.5x scale

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.