Home / 6,470.27-9,705.13-1,853.27

Finding the Fourth Proportional to 6,470.27, 9,705.13 and 1,853.27

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Solution

The fourth proportional to 6,470.27, 9,705.13 and 1,853.27 is: 2,779.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470.27 : 9,705.13 = 1,853.27 : x
  2. Step 2: Convert to fraction form
    6,470.27/9,705.13 = 1,853.27/x
  3. Step 3: Cross multiply
    6,470.27x = 9,705.13 × 1,853.27
  4. Step 4: Simplify right side
    6,470.27x = 17,986,226.28
  5. Step 5: Solve for x
    x = 17,986,226.28/6,470.27
  6. Step 6: Final answer
    x = 2,779.83

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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.