Home / 10,948.86-16,412.76-4,021.74

Finding the Fourth Proportional to 10,948.86, 16,412.76 and 4,021.74

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Solution

The fourth proportional to 10,948.86, 16,412.76 and 4,021.74 is: 6,028.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.86 : 16,412.76 = 4,021.74 : x
  2. Step 2: Convert to fraction form
    10,948.86/16,412.76 = 4,021.74/x
  3. Step 3: Cross multiply
    10,948.86x = 16,412.76 × 4,021.74
  4. Step 4: Simplify right side
    10,948.86x = 66,007,853.40
  5. Step 5: Solve for x
    x = 66,007,853.40/10,948.86
  6. Step 6: Final answer
    x = 6,028.74

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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.