Home / 1,341.22-2,008.12-1,011.16

Finding the Fourth Proportional to 1,341.22, 2,008.12 and 1,011.16

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Solution

The fourth proportional to 1,341.22, 2,008.12 and 1,011.16 is: 1,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.22 : 2,008.12 = 1,011.16 : x
  2. Step 2: Convert to fraction form
    1,341.22/2,008.12 = 1,011.16/x
  3. Step 3: Cross multiply
    1,341.22x = 2,008.12 × 1,011.16
  4. Step 4: Simplify right side
    1,341.22x = 2,030,523.07
  5. Step 5: Solve for x
    x = 2,030,523.07/1,341.22
  6. Step 6: Final answer
    x = 1,513.94

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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.