Home / 2,762.46-4,143.60-1,302.66

Finding the Fourth Proportional to 2,762.46, 4,143.60 and 1,302.66

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Solution

The fourth proportional to 2,762.46, 4,143.60 and 1,302.66 is: 1,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,762.46 : 4,143.60 = 1,302.66 : x
  2. Step 2: Convert to fraction form
    2,762.46/4,143.60 = 1,302.66/x
  3. Step 3: Cross multiply
    2,762.46x = 4,143.60 × 1,302.66
  4. Step 4: Simplify right side
    2,762.46x = 5,397,701.98
  5. Step 5: Solve for x
    x = 5,397,701.98/2,762.46
  6. Step 6: Final answer
    x = 1,953.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.