Home / 2,347.30-3,239.58-1,352.62

Finding the Fourth Proportional to 2,347.30, 3,239.58 and 1,352.62

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Solution

The fourth proportional to 2,347.30, 3,239.58 and 1,352.62 is: 1,866.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347.30 : 3,239.58 = 1,352.62 : x
  2. Step 2: Convert to fraction form
    2,347.30/3,239.58 = 1,352.62/x
  3. Step 3: Cross multiply
    2,347.30x = 3,239.58 × 1,352.62
  4. Step 4: Simplify right side
    2,347.30x = 4,381,920.70
  5. Step 5: Solve for x
    x = 4,381,920.70/2,347.30
  6. Step 6: Final answer
    x = 1,866.79

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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.