Home / 6,219-8,582.28-3,424.56

Finding the Fourth Proportional to 6,219, 8,582.28 and 3,424.56

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Solution

The fourth proportional to 6,219, 8,582.28 and 3,424.56 is: 4,725.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219 : 8,582.28 = 3,424.56 : x
  2. Step 2: Convert to fraction form
    6,219/8,582.28 = 3,424.56/x
  3. Step 3: Cross multiply
    6,219x = 8,582.28 × 3,424.56
  4. Step 4: Simplify right side
    6,219x = 29,390,532.80
  5. Step 5: Solve for x
    x = 29,390,532.80/6,219
  6. Step 6: Final answer
    x = 4,725.93

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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.