Home / 3,483.16-4,805.40-2,223.88

Finding the Fourth Proportional to 3,483.16, 4,805.40 and 2,223.88

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Solution

The fourth proportional to 3,483.16, 4,805.40 and 2,223.88 is: 3,068.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,483.16 : 4,805.40 = 2,223.88 : x
  2. Step 2: Convert to fraction form
    3,483.16/4,805.40 = 2,223.88/x
  3. Step 3: Cross multiply
    3,483.16x = 4,805.40 × 2,223.88
  4. Step 4: Simplify right side
    3,483.16x = 10,686,632.95
  5. Step 5: Solve for x
    x = 10,686,632.95/3,483.16
  6. Step 6: Final answer
    x = 3,068.09

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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.