Home / 1,341.09-2,011.91-951.23

Finding the Fourth Proportional to 1,341.09, 2,011.91 and 951.23

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Solution

The fourth proportional to 1,341.09, 2,011.91 and 951.23 is: 1,427.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.09 : 2,011.91 = 951.23 : x
  2. Step 2: Convert to fraction form
    1,341.09/2,011.91 = 951.23/x
  3. Step 3: Cross multiply
    1,341.09x = 2,011.91 × 951.23
  4. Step 4: Simplify right side
    1,341.09x = 1,913,774.33
  5. Step 5: Solve for x
    x = 1,913,774.33/1,341.09
  6. Step 6: Final answer
    x = 1,427.03

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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.