Home / 9,946.80-14,927.40-4,107.60

Finding the Fourth Proportional to 9,946.80, 14,927.40 and 4,107.60

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Solution

The fourth proportional to 9,946.80, 14,927.40 and 4,107.60 is: 6,164.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,946.80 : 14,927.40 = 4,107.60 : x
  2. Step 2: Convert to fraction form
    9,946.80/14,927.40 = 4,107.60/x
  3. Step 3: Cross multiply
    9,946.80x = 14,927.40 × 4,107.60
  4. Step 4: Simplify right side
    9,946.80x = 61,315,788.24
  5. Step 5: Solve for x
    x = 61,315,788.24/9,946.80
  6. Step 6: Final answer
    x = 6,164.37

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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.