Home / 2,062.84-2,846.64-1,131.36

Finding the Fourth Proportional to 2,062.84, 2,846.64 and 1,131.36

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Solution

The fourth proportional to 2,062.84, 2,846.64 and 1,131.36 is: 1,561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.84 : 2,846.64 = 1,131.36 : x
  2. Step 2: Convert to fraction form
    2,062.84/2,846.64 = 1,131.36/x
  3. Step 3: Cross multiply
    2,062.84x = 2,846.64 × 1,131.36
  4. Step 4: Simplify right side
    2,062.84x = 3,220,574.63
  5. Step 5: Solve for x
    x = 3,220,574.63/2,062.84
  6. Step 6: Final answer
    x = 1,561.23

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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.