Home / 3,501.36-4,832.10-1,929.69

Finding the Fourth Proportional to 3,501.36, 4,832.10 and 1,929.69

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Solution

The fourth proportional to 3,501.36, 4,832.10 and 1,929.69 is: 2,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,501.36 : 4,832.10 = 1,929.69 : x
  2. Step 2: Convert to fraction form
    3,501.36/4,832.10 = 1,929.69/x
  3. Step 3: Cross multiply
    3,501.36x = 4,832.10 × 1,929.69
  4. Step 4: Simplify right side
    3,501.36x = 9,324,455.05
  5. Step 5: Solve for x
    x = 9,324,455.05/3,501.36
  6. Step 6: Final answer
    x = 2,663.10

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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.