Home / 2,323.55-3,206.45-1,379.77

Finding the Fourth Proportional to 2,323.55, 3,206.45 and 1,379.77

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Solution

The fourth proportional to 2,323.55, 3,206.45 and 1,379.77 is: 1,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,323.55 : 3,206.45 = 1,379.77 : x
  2. Step 2: Convert to fraction form
    2,323.55/3,206.45 = 1,379.77/x
  3. Step 3: Cross multiply
    2,323.55x = 3,206.45 × 1,379.77
  4. Step 4: Simplify right side
    2,323.55x = 4,424,158.95
  5. Step 5: Solve for x
    x = 4,424,158.95/2,323.55
  6. Step 6: Final answer
    x = 1,904.05

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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.