Home / 2,360.66-3,257.54-1,312.76

Finding the Fourth Proportional to 2,360.66, 3,257.54 and 1,312.76

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Solution

The fourth proportional to 2,360.66, 3,257.54 and 1,312.76 is: 1,811.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.66 : 3,257.54 = 1,312.76 : x
  2. Step 2: Convert to fraction form
    2,360.66/3,257.54 = 1,312.76/x
  3. Step 3: Cross multiply
    2,360.66x = 3,257.54 × 1,312.76
  4. Step 4: Simplify right side
    2,360.66x = 4,276,368.21
  5. Step 5: Solve for x
    x = 4,276,368.21/2,360.66
  6. Step 6: Final answer
    x = 1,811.51

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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.