Home / 9,561.96-13,195.48-5,313.00

Finding the Fourth Proportional to 9,561.96, 13,195.48 and 5,313.00

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Solution

The fourth proportional to 9,561.96, 13,195.48 and 5,313.00 is: 7,331.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.96 : 13,195.48 = 5,313.00 : x
  2. Step 2: Convert to fraction form
    9,561.96/13,195.48 = 5,313.00/x
  3. Step 3: Cross multiply
    9,561.96x = 13,195.48 × 5,313.00
  4. Step 4: Simplify right side
    9,561.96x = 70,107,631.40
  5. Step 5: Solve for x
    x = 70,107,631.40/9,561.96
  6. Step 6: Final answer
    x = 7,331.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.