Home / 9,808.06-13,537.50-5,618.74

Finding the Fourth Proportional to 9,808.06, 13,537.50 and 5,618.74

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Solution

The fourth proportional to 9,808.06, 13,537.50 and 5,618.74 is: 7,755.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,808.06 : 13,537.50 = 5,618.74 : x
  2. Step 2: Convert to fraction form
    9,808.06/13,537.50 = 5,618.74/x
  3. Step 3: Cross multiply
    9,808.06x = 13,537.50 × 5,618.74
  4. Step 4: Simplify right side
    9,808.06x = 76,063,692.75
  5. Step 5: Solve for x
    x = 76,063,692.75/9,808.06
  6. Step 6: Final answer
    x = 7,755.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.