Home / 7,984.29-11,019.30-4,582.56

Finding the Fourth Proportional to 7,984.29, 11,019.30 and 4,582.56

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Solution

The fourth proportional to 7,984.29, 11,019.30 and 4,582.56 is: 6,324.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.29 : 11,019.30 = 4,582.56 : x
  2. Step 2: Convert to fraction form
    7,984.29/11,019.30 = 4,582.56/x
  3. Step 3: Cross multiply
    7,984.29x = 11,019.30 × 4,582.56
  4. Step 4: Simplify right side
    7,984.29x = 50,496,603.41
  5. Step 5: Solve for x
    x = 50,496,603.41/7,984.29
  6. Step 6: Final answer
    x = 6,324.50

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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.