Home / 11,113.50-16,665.39-4,448.01

Finding the Fourth Proportional to 11,113.50, 16,665.39 and 4,448.01

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Solution

The fourth proportional to 11,113.50, 16,665.39 and 4,448.01 is: 6,670.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113.50 : 16,665.39 = 4,448.01 : x
  2. Step 2: Convert to fraction form
    11,113.50/16,665.39 = 4,448.01/x
  3. Step 3: Cross multiply
    11,113.50x = 16,665.39 × 4,448.01
  4. Step 4: Simplify right side
    11,113.50x = 74,127,821.37
  5. Step 5: Solve for x
    x = 74,127,821.37/11,113.50
  6. Step 6: Final answer
    x = 6,670.07

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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.