Home / 2,365.11-3,263.55-1,370.23

Finding the Fourth Proportional to 2,365.11, 3,263.55 and 1,370.23

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Solution

The fourth proportional to 2,365.11, 3,263.55 and 1,370.23 is: 1,890.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,365.11 : 3,263.55 = 1,370.23 : x
  2. Step 2: Convert to fraction form
    2,365.11/3,263.55 = 1,370.23/x
  3. Step 3: Cross multiply
    2,365.11x = 3,263.55 × 1,370.23
  4. Step 4: Simplify right side
    2,365.11x = 4,471,814.12
  5. Step 5: Solve for x
    x = 4,471,814.12/2,365.11
  6. Step 6: Final answer
    x = 1,890.74

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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.