Home / 2,313.06-3,192.05-1,368.83

Finding the Fourth Proportional to 2,313.06, 3,192.05 and 1,368.83

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Solution

The fourth proportional to 2,313.06, 3,192.05 and 1,368.83 is: 1,888.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.06 : 3,192.05 = 1,368.83 : x
  2. Step 2: Convert to fraction form
    2,313.06/3,192.05 = 1,368.83/x
  3. Step 3: Cross multiply
    2,313.06x = 3,192.05 × 1,368.83
  4. Step 4: Simplify right side
    2,313.06x = 4,369,357.84
  5. Step 5: Solve for x
    x = 4,369,357.84/2,313.06
  6. Step 6: Final answer
    x = 1,888.99

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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.