Home / 3,483.90-5,223.96-2,389.50

Finding the Fourth Proportional to 3,483.90, 5,223.96 and 2,389.50

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Solution

The fourth proportional to 3,483.90, 5,223.96 and 2,389.50 is: 3,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.90 : 5,223.96 = 2,389.50 : x
  2. Step 2: Convert to fraction form
    3,483.90/5,223.96 = 2,389.50/x
  3. Step 3: Cross multiply
    3,483.90x = 5,223.96 × 2,389.50
  4. Step 4: Simplify right side
    3,483.90x = 12,482,652.42
  5. Step 5: Solve for x
    x = 12,482,652.42/3,483.90
  6. Step 6: Final answer
    x = 3,582.95

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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.