Home / 2,360.25-3,257.15-1,312.52

Finding the Fourth Proportional to 2,360.25, 3,257.15 and 1,312.52

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Solution

The fourth proportional to 2,360.25, 3,257.15 and 1,312.52 is: 1,811.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.25 : 3,257.15 = 1,312.52 : x
  2. Step 2: Convert to fraction form
    2,360.25/3,257.15 = 1,312.52/x
  3. Step 3: Cross multiply
    2,360.25x = 3,257.15 × 1,312.52
  4. Step 4: Simplify right side
    2,360.25x = 4,275,051.67
  5. Step 5: Solve for x
    x = 4,275,051.67/2,360.25
  6. Step 6: Final answer
    x = 1,811.27

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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.