Home / 6,389.08-9,582.94-1,709.56

Finding the Fourth Proportional to 6,389.08, 9,582.94 and 1,709.56

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Solution

The fourth proportional to 6,389.08, 9,582.94 and 1,709.56 is: 2,564.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,389.08 : 9,582.94 = 1,709.56 : x
  2. Step 2: Convert to fraction form
    6,389.08/9,582.94 = 1,709.56/x
  3. Step 3: Cross multiply
    6,389.08x = 9,582.94 × 1,709.56
  4. Step 4: Simplify right side
    6,389.08x = 16,382,562.99
  5. Step 5: Solve for x
    x = 16,382,562.99/6,389.08
  6. Step 6: Final answer
    x = 2,564.15

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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.