Home / 2,226.18-3,337.10-1,071.30

Finding the Fourth Proportional to 2,226.18, 3,337.10 and 1,071.30

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Solution

The fourth proportional to 2,226.18, 3,337.10 and 1,071.30 is: 1,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,226.18 : 3,337.10 = 1,071.30 : x
  2. Step 2: Convert to fraction form
    2,226.18/3,337.10 = 1,071.30/x
  3. Step 3: Cross multiply
    2,226.18x = 3,337.10 × 1,071.30
  4. Step 4: Simplify right side
    2,226.18x = 3,575,035.23
  5. Step 5: Solve for x
    x = 3,575,035.23/2,226.18
  6. Step 6: Final answer
    x = 1,605.91

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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.