Home / 6,586.96-9,089.40-3,933.76

Finding the Fourth Proportional to 6,586.96, 9,089.40 and 3,933.76

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Solution

The fourth proportional to 6,586.96, 9,089.40 and 3,933.76 is: 5,428.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,586.96 : 9,089.40 = 3,933.76 : x
  2. Step 2: Convert to fraction form
    6,586.96/9,089.40 = 3,933.76/x
  3. Step 3: Cross multiply
    6,586.96x = 9,089.40 × 3,933.76
  4. Step 4: Simplify right side
    6,586.96x = 35,755,518.14
  5. Step 5: Solve for x
    x = 35,755,518.14/6,586.96
  6. Step 6: Final answer
    x = 5,428.23

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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.