Home / 6,370.30-9,555.90-1,690.27

Finding the Fourth Proportional to 6,370.30, 9,555.90 and 1,690.27

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Solution

The fourth proportional to 6,370.30, 9,555.90 and 1,690.27 is: 2,535.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,370.30 : 9,555.90 = 1,690.27 : x
  2. Step 2: Convert to fraction form
    6,370.30/9,555.90 = 1,690.27/x
  3. Step 3: Cross multiply
    6,370.30x = 9,555.90 × 1,690.27
  4. Step 4: Simplify right side
    6,370.30x = 16,152,051.09
  5. Step 5: Solve for x
    x = 16,152,051.09/6,370.30
  6. Step 6: Final answer
    x = 2,535.52

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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.