Home / 6,285.96-9,429.39-2,390.31

Finding the Fourth Proportional to 6,285.96, 9,429.39 and 2,390.31

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Solution

The fourth proportional to 6,285.96, 9,429.39 and 2,390.31 is: 3,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.96 : 9,429.39 = 2,390.31 : x
  2. Step 2: Convert to fraction form
    6,285.96/9,429.39 = 2,390.31/x
  3. Step 3: Cross multiply
    6,285.96x = 9,429.39 × 2,390.31
  4. Step 4: Simplify right side
    6,285.96x = 22,539,165.21
  5. Step 5: Solve for x
    x = 22,539,165.21/6,285.96
  6. Step 6: Final answer
    x = 3,585.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.