Home / 7,569.28-11,343.36-3,403.84

Finding the Fourth Proportional to 7,569.28, 11,343.36 and 3,403.84

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Solution

The fourth proportional to 7,569.28, 11,343.36 and 3,403.84 is: 5,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,569.28 : 11,343.36 = 3,403.84 : x
  2. Step 2: Convert to fraction form
    7,569.28/11,343.36 = 3,403.84/x
  3. Step 3: Cross multiply
    7,569.28x = 11,343.36 × 3,403.84
  4. Step 4: Simplify right side
    7,569.28x = 38,610,982.50
  5. Step 5: Solve for x
    x = 38,610,982.50/7,569.28
  6. Step 6: Final answer
    x = 5,101.01

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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.