Home / 3,341.35-5,011.20-1,491.45

Finding the Fourth Proportional to 3,341.35, 5,011.20 and 1,491.45

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Solution

The fourth proportional to 3,341.35, 5,011.20 and 1,491.45 is: 2,236.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,341.35 : 5,011.20 = 1,491.45 : x
  2. Step 2: Convert to fraction form
    3,341.35/5,011.20 = 1,491.45/x
  3. Step 3: Cross multiply
    3,341.35x = 5,011.20 × 1,491.45
  4. Step 4: Simplify right side
    3,341.35x = 7,473,935.45
  5. Step 5: Solve for x
    x = 7,473,935.45/3,341.35
  6. Step 6: Final answer
    x = 2,236.80

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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.