Home / 2,333.24-3,220.34-1,339.19

Finding the Fourth Proportional to 2,333.24, 3,220.34 and 1,339.19

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Solution

The fourth proportional to 2,333.24, 3,220.34 and 1,339.19 is: 1,848.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.24 : 3,220.34 = 1,339.19 : x
  2. Step 2: Convert to fraction form
    2,333.24/3,220.34 = 1,339.19/x
  3. Step 3: Cross multiply
    2,333.24x = 3,220.34 × 1,339.19
  4. Step 4: Simplify right side
    2,333.24x = 4,312,647.12
  5. Step 5: Solve for x
    x = 4,312,647.12/2,333.24
  6. Step 6: Final answer
    x = 1,848.35

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Half scale
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Double scale
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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.