Home / 3,488.50-4,814.12-1,895.14

Finding the Fourth Proportional to 3,488.50, 4,814.12 and 1,895.14

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Solution

The fourth proportional to 3,488.50, 4,814.12 and 1,895.14 is: 2,615.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.50 : 4,814.12 = 1,895.14 : x
  2. Step 2: Convert to fraction form
    3,488.50/4,814.12 = 1,895.14/x
  3. Step 3: Cross multiply
    3,488.50x = 4,814.12 × 1,895.14
  4. Step 4: Simplify right side
    3,488.50x = 9,123,425.15
  5. Step 5: Solve for x
    x = 9,123,425.15/3,488.50
  6. Step 6: Final answer
    x = 2,615.28

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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.