Home / 2,430.14-3,355.71-1,905.26

Finding the Fourth Proportional to 2,430.14, 3,355.71 and 1,905.26

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Solution

The fourth proportional to 2,430.14, 3,355.71 and 1,905.26 is: 2,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,430.14 : 3,355.71 = 1,905.26 : x
  2. Step 2: Convert to fraction form
    2,430.14/3,355.71 = 1,905.26/x
  3. Step 3: Cross multiply
    2,430.14x = 3,355.71 × 1,905.26
  4. Step 4: Simplify right side
    2,430.14x = 6,393,500.03
  5. Step 5: Solve for x
    x = 6,393,500.03/2,430.14
  6. Step 6: Final answer
    x = 2,630.92

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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.