Home / 7,592.48-11,383.74-3,428.06

Finding the Fourth Proportional to 7,592.48, 11,383.74 and 3,428.06

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Solution

The fourth proportional to 7,592.48, 11,383.74 and 3,428.06 is: 5,139.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,592.48 : 11,383.74 = 3,428.06 : x
  2. Step 2: Convert to fraction form
    7,592.48/11,383.74 = 3,428.06/x
  3. Step 3: Cross multiply
    7,592.48x = 11,383.74 × 3,428.06
  4. Step 4: Simplify right side
    7,592.48x = 39,024,143.74
  5. Step 5: Solve for x
    x = 39,024,143.74/7,592.48
  6. Step 6: Final answer
    x = 5,139.84

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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.