Home / 5,603.56-7,732.80-3,508.84

Finding the Fourth Proportional to 5,603.56, 7,732.80 and 3,508.84

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Solution

The fourth proportional to 5,603.56, 7,732.80 and 3,508.84 is: 4,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.56 : 7,732.80 = 3,508.84 : x
  2. Step 2: Convert to fraction form
    5,603.56/7,732.80 = 3,508.84/x
  3. Step 3: Cross multiply
    5,603.56x = 7,732.80 × 3,508.84
  4. Step 4: Simplify right side
    5,603.56x = 27,133,157.95
  5. Step 5: Solve for x
    x = 27,133,157.95/5,603.56
  6. Step 6: Final answer
    x = 4,842.13

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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.