Home / 7,417.10-11,110.94-3,901.80

Finding the Fourth Proportional to 7,417.10, 11,110.94 and 3,901.80

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Solution

The fourth proportional to 7,417.10, 11,110.94 and 3,901.80 is: 5,844.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,417.10 : 11,110.94 = 3,901.80 : x
  2. Step 2: Convert to fraction form
    7,417.10/11,110.94 = 3,901.80/x
  3. Step 3: Cross multiply
    7,417.10x = 11,110.94 × 3,901.80
  4. Step 4: Simplify right side
    7,417.10x = 43,352,675.45
  5. Step 5: Solve for x
    x = 43,352,675.45/7,417.10
  6. Step 6: Final answer
    x = 5,844.96

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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.