Home / 2,555.32-3,529.30-1,675.06

Finding the Fourth Proportional to 2,555.32, 3,529.30 and 1,675.06

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Solution

The fourth proportional to 2,555.32, 3,529.30 and 1,675.06 is: 2,313.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.32 : 3,529.30 = 1,675.06 : x
  2. Step 2: Convert to fraction form
    2,555.32/3,529.30 = 1,675.06/x
  3. Step 3: Cross multiply
    2,555.32x = 3,529.30 × 1,675.06
  4. Step 4: Simplify right side
    2,555.32x = 5,911,789.26
  5. Step 5: Solve for x
    x = 5,911,789.26/2,555.32
  6. Step 6: Final answer
    x = 2,313.52

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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.