Home / 5,304.63-7,317.14-3,814.57

Finding the Fourth Proportional to 5,304.63, 7,317.14 and 3,814.57

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Solution

The fourth proportional to 5,304.63, 7,317.14 and 3,814.57 is: 5,261.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,304.63 : 7,317.14 = 3,814.57 : x
  2. Step 2: Convert to fraction form
    5,304.63/7,317.14 = 3,814.57/x
  3. Step 3: Cross multiply
    5,304.63x = 7,317.14 × 3,814.57
  4. Step 4: Simplify right side
    5,304.63x = 27,911,742.73
  5. Step 5: Solve for x
    x = 27,911,742.73/5,304.63
  6. Step 6: Final answer
    x = 5,261.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.