Home / 1,293.76-1,941.45-524.26

Finding the Fourth Proportional to 1,293.76, 1,941.45 and 524.26

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Solution

The fourth proportional to 1,293.76, 1,941.45 and 524.26 is: 786.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293.76 : 1,941.45 = 524.26 : x
  2. Step 2: Convert to fraction form
    1,293.76/1,941.45 = 524.26/x
  3. Step 3: Cross multiply
    1,293.76x = 1,941.45 × 524.26
  4. Step 4: Simplify right side
    1,293.76x = 1,017,824.58
  5. Step 5: Solve for x
    x = 1,017,824.58/1,293.76
  6. Step 6: Final answer
    x = 786.72

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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.