Home / 3,590.55-4,954.50-2,018.34

Finding the Fourth Proportional to 3,590.55, 4,954.50 and 2,018.34

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Solution

The fourth proportional to 3,590.55, 4,954.50 and 2,018.34 is: 2,785.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.55 : 4,954.50 = 2,018.34 : x
  2. Step 2: Convert to fraction form
    3,590.55/4,954.50 = 2,018.34/x
  3. Step 3: Cross multiply
    3,590.55x = 4,954.50 × 2,018.34
  4. Step 4: Simplify right side
    3,590.55x = 9,999,865.53
  5. Step 5: Solve for x
    x = 9,999,865.53/3,590.55
  6. Step 6: Final answer
    x = 2,785.05

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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.