Home / 11,071.80-16,607.70-4,498.20

Finding the Fourth Proportional to 11,071.80, 16,607.70 and 4,498.20

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Solution

The fourth proportional to 11,071.80, 16,607.70 and 4,498.20 is: 6,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,071.80 : 16,607.70 = 4,498.20 : x
  2. Step 2: Convert to fraction form
    11,071.80/16,607.70 = 4,498.20/x
  3. Step 3: Cross multiply
    11,071.80x = 16,607.70 × 4,498.20
  4. Step 4: Simplify right side
    11,071.80x = 74,704,756.14
  5. Step 5: Solve for x
    x = 74,704,756.14/11,071.80
  6. Step 6: Final answer
    x = 6,747.30

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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.