Home / 2,360.50-3,257.56-1,312.63

Finding the Fourth Proportional to 2,360.50, 3,257.56 and 1,312.63

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Solution

The fourth proportional to 2,360.50, 3,257.56 and 1,312.63 is: 1,811.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.50 : 3,257.56 = 1,312.63 : x
  2. Step 2: Convert to fraction form
    2,360.50/3,257.56 = 1,312.63/x
  3. Step 3: Cross multiply
    2,360.50x = 3,257.56 × 1,312.63
  4. Step 4: Simplify right side
    2,360.50x = 4,275,970.98
  5. Step 5: Solve for x
    x = 4,275,970.98/2,360.50
  6. Step 6: Final answer
    x = 1,811.47

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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.