Home / 9,619.48-14,427.60-3,777.76

Finding the Fourth Proportional to 9,619.48, 14,427.60 and 3,777.76

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Solution

The fourth proportional to 9,619.48, 14,427.60 and 3,777.76 is: 5,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.48 : 14,427.60 = 3,777.76 : x
  2. Step 2: Convert to fraction form
    9,619.48/14,427.60 = 3,777.76/x
  3. Step 3: Cross multiply
    9,619.48x = 14,427.60 × 3,777.76
  4. Step 4: Simplify right side
    9,619.48x = 54,504,010.18
  5. Step 5: Solve for x
    x = 54,504,010.18/9,619.48
  6. Step 6: Final answer
    x = 5,666.00

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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.