Home / 6,582.80-9,083.01-3,930.45

Finding the Fourth Proportional to 6,582.80, 9,083.01 and 3,930.45

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Solution

The fourth proportional to 6,582.80, 9,083.01 and 3,930.45 is: 5,423.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,582.80 : 9,083.01 = 3,930.45 : x
  2. Step 2: Convert to fraction form
    6,582.80/9,083.01 = 3,930.45/x
  3. Step 3: Cross multiply
    6,582.80x = 9,083.01 × 3,930.45
  4. Step 4: Simplify right side
    6,582.80x = 35,700,316.65
  5. Step 5: Solve for x
    x = 35,700,316.65/6,582.80
  6. Step 6: Final answer
    x = 5,423.28

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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.