Home / 2,328.23-3,212.95-1,333.51

Finding the Fourth Proportional to 2,328.23, 3,212.95 and 1,333.51

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Solution

The fourth proportional to 2,328.23, 3,212.95 and 1,333.51 is: 1,840.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,328.23 : 3,212.95 = 1,333.51 : x
  2. Step 2: Convert to fraction form
    2,328.23/3,212.95 = 1,333.51/x
  3. Step 3: Cross multiply
    2,328.23x = 3,212.95 × 1,333.51
  4. Step 4: Simplify right side
    2,328.23x = 4,284,500.95
  5. Step 5: Solve for x
    x = 4,284,500.95/2,328.23
  6. Step 6: Final answer
    x = 1,840.24

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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.