Home / 9,304.98-12,839.46-5,325.35

Finding the Fourth Proportional to 9,304.98, 12,839.46 and 5,325.35

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Solution

The fourth proportional to 9,304.98, 12,839.46 and 5,325.35 is: 7,348.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,304.98 : 12,839.46 = 5,325.35 : x
  2. Step 2: Convert to fraction form
    9,304.98/12,839.46 = 5,325.35/x
  3. Step 3: Cross multiply
    9,304.98x = 12,839.46 × 5,325.35
  4. Step 4: Simplify right side
    9,304.98x = 68,374,564.10
  5. Step 5: Solve for x
    x = 68,374,564.10/9,304.98
  6. Step 6: Final answer
    x = 7,348.17

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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.