Home / 1,854.36-2,559.25-1,108.32

Finding the Fourth Proportional to 1,854.36, 2,559.25 and 1,108.32

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Solution

The fourth proportional to 1,854.36, 2,559.25 and 1,108.32 is: 1,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854.36 : 2,559.25 = 1,108.32 : x
  2. Step 2: Convert to fraction form
    1,854.36/2,559.25 = 1,108.32/x
  3. Step 3: Cross multiply
    1,854.36x = 2,559.25 × 1,108.32
  4. Step 4: Simplify right side
    1,854.36x = 2,836,467.96
  5. Step 5: Solve for x
    x = 2,836,467.96/1,854.36
  6. Step 6: Final answer
    x = 1,529.62

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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.