Home / 6,320.37-9,480.51-2,809.56

Finding the Fourth Proportional to 6,320.37, 9,480.51 and 2,809.56

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Solution

The fourth proportional to 6,320.37, 9,480.51 and 2,809.56 is: 4,214.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.37 : 9,480.51 = 2,809.56 : x
  2. Step 2: Convert to fraction form
    6,320.37/9,480.51 = 2,809.56/x
  3. Step 3: Cross multiply
    6,320.37x = 9,480.51 × 2,809.56
  4. Step 4: Simplify right side
    6,320.37x = 26,636,061.68
  5. Step 5: Solve for x
    x = 26,636,061.68/6,320.37
  6. Step 6: Final answer
    x = 4,214.32

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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.