Home / 2,360.61-3,257.73-1,312.74

Finding the Fourth Proportional to 2,360.61, 3,257.73 and 1,312.74

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Solution

The fourth proportional to 2,360.61, 3,257.73 and 1,312.74 is: 1,811.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.61 : 3,257.73 = 1,312.74 : x
  2. Step 2: Convert to fraction form
    2,360.61/3,257.73 = 1,312.74/x
  3. Step 3: Cross multiply
    2,360.61x = 3,257.73 × 1,312.74
  4. Step 4: Simplify right side
    2,360.61x = 4,276,552.48
  5. Step 5: Solve for x
    x = 4,276,552.48/2,360.61
  6. Step 6: Final answer
    x = 1,811.63

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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.