Home / 4,389.62-6,582.68-2,079.50

Finding the Fourth Proportional to 4,389.62, 6,582.68 and 2,079.50

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Solution

The fourth proportional to 4,389.62, 6,582.68 and 2,079.50 is: 3,118.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.62 : 6,582.68 = 2,079.50 : x
  2. Step 2: Convert to fraction form
    4,389.62/6,582.68 = 2,079.50/x
  3. Step 3: Cross multiply
    4,389.62x = 6,582.68 × 2,079.50
  4. Step 4: Simplify right side
    4,389.62x = 13,688,683.06
  5. Step 5: Solve for x
    x = 13,688,683.06/4,389.62
  6. Step 6: Final answer
    x = 3,118.42

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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.