Home / 2,263.95-3,124.04-1,379.57

Finding the Fourth Proportional to 2,263.95, 3,124.04 and 1,379.57

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Solution

The fourth proportional to 2,263.95, 3,124.04 and 1,379.57 is: 1,903.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263.95 : 3,124.04 = 1,379.57 : x
  2. Step 2: Convert to fraction form
    2,263.95/3,124.04 = 1,379.57/x
  3. Step 3: Cross multiply
    2,263.95x = 3,124.04 × 1,379.57
  4. Step 4: Simplify right side
    2,263.95x = 4,309,809.34
  5. Step 5: Solve for x
    x = 4,309,809.34/2,263.95
  6. Step 6: Final answer
    x = 1,903.67

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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.