Home / 1,341.10-2,011.57-404.03

Finding the Fourth Proportional to 1,341.10, 2,011.57 and 404.03

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Solution

The fourth proportional to 1,341.10, 2,011.57 and 404.03 is: 606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.10 : 2,011.57 = 404.03 : x
  2. Step 2: Convert to fraction form
    1,341.10/2,011.57 = 404.03/x
  3. Step 3: Cross multiply
    1,341.10x = 2,011.57 × 404.03
  4. Step 4: Simplify right side
    1,341.10x = 812,722.55
  5. Step 5: Solve for x
    x = 812,722.55/1,341.10
  6. Step 6: Final answer
    x = 606.01

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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.