Home / 1,853.83-2,557.32-1,256.35

Finding the Fourth Proportional to 1,853.83, 2,557.32 and 1,256.35

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Solution

The fourth proportional to 1,853.83, 2,557.32 and 1,256.35 is: 1,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853.83 : 2,557.32 = 1,256.35 : x
  2. Step 2: Convert to fraction form
    1,853.83/2,557.32 = 1,256.35/x
  3. Step 3: Cross multiply
    1,853.83x = 2,557.32 × 1,256.35
  4. Step 4: Simplify right side
    1,853.83x = 3,212,888.98
  5. Step 5: Solve for x
    x = 3,212,888.98/1,853.83
  6. Step 6: Final answer
    x = 1,733.11

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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.