Home / 7,836.48-10,814.82-4,480.32

Finding the Fourth Proportional to 7,836.48, 10,814.82 and 4,480.32

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Solution

The fourth proportional to 7,836.48, 10,814.82 and 4,480.32 is: 6,183.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.48 : 10,814.82 = 4,480.32 : x
  2. Step 2: Convert to fraction form
    7,836.48/10,814.82 = 4,480.32/x
  3. Step 3: Cross multiply
    7,836.48x = 10,814.82 × 4,480.32
  4. Step 4: Simplify right side
    7,836.48x = 48,453,854.34
  5. Step 5: Solve for x
    x = 48,453,854.34/7,836.48
  6. Step 6: Final answer
    x = 6,183.11

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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.