Home / 10,537.56-15,809.04-4,692.72

Finding the Fourth Proportional to 10,537.56, 15,809.04 and 4,692.72

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Solution

The fourth proportional to 10,537.56, 15,809.04 and 4,692.72 is: 7,040.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,537.56 : 15,809.04 = 4,692.72 : x
  2. Step 2: Convert to fraction form
    10,537.56/15,809.04 = 4,692.72/x
  3. Step 3: Cross multiply
    10,537.56x = 15,809.04 × 4,692.72
  4. Step 4: Simplify right side
    10,537.56x = 74,187,398.19
  5. Step 5: Solve for x
    x = 74,187,398.19/10,537.56
  6. Step 6: Final answer
    x = 7,040.28

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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.