Home / 4,829.58-7,186.68-4,813.20

Finding the Fourth Proportional to 4,829.58, 7,186.68 and 4,813.20

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Solution

The fourth proportional to 4,829.58, 7,186.68 and 4,813.20 is: 7,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829.58 : 7,186.68 = 4,813.20 : x
  2. Step 2: Convert to fraction form
    4,829.58/7,186.68 = 4,813.20/x
  3. Step 3: Cross multiply
    4,829.58x = 7,186.68 × 4,813.20
  4. Step 4: Simplify right side
    4,829.58x = 34,590,928.18
  5. Step 5: Solve for x
    x = 34,590,928.18/4,829.58
  6. Step 6: Final answer
    x = 7,162.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.