Home / 2,425.58-3,346.73-1,761.28

Finding the Fourth Proportional to 2,425.58, 3,346.73 and 1,761.28

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Solution

The fourth proportional to 2,425.58, 3,346.73 and 1,761.28 is: 2,430.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425.58 : 3,346.73 = 1,761.28 : x
  2. Step 2: Convert to fraction form
    2,425.58/3,346.73 = 1,761.28/x
  3. Step 3: Cross multiply
    2,425.58x = 3,346.73 × 1,761.28
  4. Step 4: Simplify right side
    2,425.58x = 5,894,518.05
  5. Step 5: Solve for x
    x = 5,894,518.05/2,425.58
  6. Step 6: Final answer
    x = 2,430.15

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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.