Home / 2,477.28-3,718.35-1,862.49

Finding the Fourth Proportional to 2,477.28, 3,718.35 and 1,862.49

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Solution

The fourth proportional to 2,477.28, 3,718.35 and 1,862.49 is: 2,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477.28 : 3,718.35 = 1,862.49 : x
  2. Step 2: Convert to fraction form
    2,477.28/3,718.35 = 1,862.49/x
  3. Step 3: Cross multiply
    2,477.28x = 3,718.35 × 1,862.49
  4. Step 4: Simplify right side
    2,477.28x = 6,925,389.69
  5. Step 5: Solve for x
    x = 6,925,389.69/2,477.28
  6. Step 6: Final answer
    x = 2,795.56

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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.