Home / 7,386.49-11,081.09-4,461.31

Finding the Fourth Proportional to 7,386.49, 11,081.09 and 4,461.31

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Solution

The fourth proportional to 7,386.49, 11,081.09 and 4,461.31 is: 6,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.49 : 11,081.09 = 4,461.31 : x
  2. Step 2: Convert to fraction form
    7,386.49/11,081.09 = 4,461.31/x
  3. Step 3: Cross multiply
    7,386.49x = 11,081.09 × 4,461.31
  4. Step 4: Simplify right side
    7,386.49x = 49,436,177.63
  5. Step 5: Solve for x
    x = 49,436,177.63/7,386.49
  6. Step 6: Final answer
    x = 6,692.78

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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.