Home / 9,986.41-14,979.66-2,590.35

Finding the Fourth Proportional to 9,986.41, 14,979.66 and 2,590.35

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Solution

The fourth proportional to 9,986.41, 14,979.66 and 2,590.35 is: 3,885.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,986.41 : 14,979.66 = 2,590.35 : x
  2. Step 2: Convert to fraction form
    9,986.41/14,979.66 = 2,590.35/x
  3. Step 3: Cross multiply
    9,986.41x = 14,979.66 × 2,590.35
  4. Step 4: Simplify right side
    9,986.41x = 38,802,562.28
  5. Step 5: Solve for x
    x = 38,802,562.28/9,986.41
  6. Step 6: Final answer
    x = 3,885.54

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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.