Home / 10,994.07-16,491.87-4,420.26

Finding the Fourth Proportional to 10,994.07, 16,491.87 and 4,420.26

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Solution

The fourth proportional to 10,994.07, 16,491.87 and 4,420.26 is: 6,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.07 : 16,491.87 = 4,420.26 : x
  2. Step 2: Convert to fraction form
    10,994.07/16,491.87 = 4,420.26/x
  3. Step 3: Cross multiply
    10,994.07x = 16,491.87 × 4,420.26
  4. Step 4: Simplify right side
    10,994.07x = 72,898,353.29
  5. Step 5: Solve for x
    x = 72,898,353.29/10,994.07
  6. Step 6: Final answer
    x = 6,630.70

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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.