Home / 2,510.94-3,465.30-1,392.23

Finding the Fourth Proportional to 2,510.94, 3,465.30 and 1,392.23

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Solution

The fourth proportional to 2,510.94, 3,465.30 and 1,392.23 is: 1,921.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.94 : 3,465.30 = 1,392.23 : x
  2. Step 2: Convert to fraction form
    2,510.94/3,465.30 = 1,392.23/x
  3. Step 3: Cross multiply
    2,510.94x = 3,465.30 × 1,392.23
  4. Step 4: Simplify right side
    2,510.94x = 4,824,489.44
  5. Step 5: Solve for x
    x = 4,824,489.44/2,510.94
  6. Step 6: Final answer
    x = 1,921.39

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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.