Home / 9,945.40-14,918.13-3,376.23

Finding the Fourth Proportional to 9,945.40, 14,918.13 and 3,376.23

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Solution

The fourth proportional to 9,945.40, 14,918.13 and 3,376.23 is: 5,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,945.40 : 14,918.13 = 3,376.23 : x
  2. Step 2: Convert to fraction form
    9,945.40/14,918.13 = 3,376.23/x
  3. Step 3: Cross multiply
    9,945.40x = 14,918.13 × 3,376.23
  4. Step 4: Simplify right side
    9,945.40x = 50,366,946.58
  5. Step 5: Solve for x
    x = 50,366,946.58/9,945.40
  6. Step 6: Final answer
    x = 5,064.35

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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.