Home / 2,882.06-3,975.63-1,948.94

Finding the Fourth Proportional to 2,882.06, 3,975.63 and 1,948.94

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Solution

The fourth proportional to 2,882.06, 3,975.63 and 1,948.94 is: 2,688.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,882.06 : 3,975.63 = 1,948.94 : x
  2. Step 2: Convert to fraction form
    2,882.06/3,975.63 = 1,948.94/x
  3. Step 3: Cross multiply
    2,882.06x = 3,975.63 × 1,948.94
  4. Step 4: Simplify right side
    2,882.06x = 7,748,264.33
  5. Step 5: Solve for x
    x = 7,748,264.33/2,882.06
  6. Step 6: Final answer
    x = 2,688.45

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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.