Home / 1,713.12-2,362.08-1,477.92

Finding the Fourth Proportional to 1,713.12, 2,362.08 and 1,477.92

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Solution

The fourth proportional to 1,713.12, 2,362.08 and 1,477.92 is: 2,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,713.12 : 2,362.08 = 1,477.92 : x
  2. Step 2: Convert to fraction form
    1,713.12/2,362.08 = 1,477.92/x
  3. Step 3: Cross multiply
    1,713.12x = 2,362.08 × 1,477.92
  4. Step 4: Simplify right side
    1,713.12x = 3,490,965.27
  5. Step 5: Solve for x
    x = 3,490,965.27/1,713.12
  6. Step 6: Final answer
    x = 2,037.78

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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.