Home / 9,967.36-13,750.38-5,981.62

Finding the Fourth Proportional to 9,967.36, 13,750.38 and 5,981.62

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Solution

The fourth proportional to 9,967.36, 13,750.38 and 5,981.62 is: 8,251.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,967.36 : 13,750.38 = 5,981.62 : x
  2. Step 2: Convert to fraction form
    9,967.36/13,750.38 = 5,981.62/x
  3. Step 3: Cross multiply
    9,967.36x = 13,750.38 × 5,981.62
  4. Step 4: Simplify right side
    9,967.36x = 82,249,548.02
  5. Step 5: Solve for x
    x = 82,249,548.02/9,967.36
  6. Step 6: Final answer
    x = 8,251.89

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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.