Home / 3,495.20-4,823.37-1,923.30

Finding the Fourth Proportional to 3,495.20, 4,823.37 and 1,923.30

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Solution

The fourth proportional to 3,495.20, 4,823.37 and 1,923.30 is: 2,654.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.20 : 4,823.37 = 1,923.30 : x
  2. Step 2: Convert to fraction form
    3,495.20/4,823.37 = 1,923.30/x
  3. Step 3: Cross multiply
    3,495.20x = 4,823.37 × 1,923.30
  4. Step 4: Simplify right side
    3,495.20x = 9,276,779.36
  5. Step 5: Solve for x
    x = 9,276,779.36/3,495.20
  6. Step 6: Final answer
    x = 2,654.15

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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.