Home / 3,501.77-5,253.56-1,553.51

Finding the Fourth Proportional to 3,501.77, 5,253.56 and 1,553.51

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Solution

The fourth proportional to 3,501.77, 5,253.56 and 1,553.51 is: 2,330.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.77 : 5,253.56 = 1,553.51 : x
  2. Step 2: Convert to fraction form
    3,501.77/5,253.56 = 1,553.51/x
  3. Step 3: Cross multiply
    3,501.77x = 5,253.56 × 1,553.51
  4. Step 4: Simplify right side
    3,501.77x = 8,161,458.00
  5. Step 5: Solve for x
    x = 8,161,458.00/3,501.77
  6. Step 6: Final answer
    x = 2,330.67

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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.