Home / 9,374.04-12,936.53-5,125.39

Finding the Fourth Proportional to 9,374.04, 12,936.53 and 5,125.39

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Solution

The fourth proportional to 9,374.04, 12,936.53 and 5,125.39 is: 7,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,374.04 : 12,936.53 = 5,125.39 : x
  2. Step 2: Convert to fraction form
    9,374.04/12,936.53 = 5,125.39/x
  3. Step 3: Cross multiply
    9,374.04x = 12,936.53 × 5,125.39
  4. Step 4: Simplify right side
    9,374.04x = 66,304,703.53
  5. Step 5: Solve for x
    x = 66,304,703.53/9,374.04
  6. Step 6: Final answer
    x = 7,073.22

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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.