Home / 10,946.80-16,427.76-4,374.46

Finding the Fourth Proportional to 10,946.80, 16,427.76 and 4,374.46

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Solution

The fourth proportional to 10,946.80, 16,427.76 and 4,374.46 is: 6,564.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946.80 : 16,427.76 = 4,374.46 : x
  2. Step 2: Convert to fraction form
    10,946.80/16,427.76 = 4,374.46/x
  3. Step 3: Cross multiply
    10,946.80x = 16,427.76 × 4,374.46
  4. Step 4: Simplify right side
    10,946.80x = 71,862,579.01
  5. Step 5: Solve for x
    x = 71,862,579.01/10,946.80
  6. Step 6: Final answer
    x = 6,564.71

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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.