Home / 9,416.21-12,993.93-5,167.17

Finding the Fourth Proportional to 9,416.21, 12,993.93 and 5,167.17

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Solution

The fourth proportional to 9,416.21, 12,993.93 and 5,167.17 is: 7,130.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.21 : 12,993.93 = 5,167.17 : x
  2. Step 2: Convert to fraction form
    9,416.21/12,993.93 = 5,167.17/x
  3. Step 3: Cross multiply
    9,416.21x = 12,993.93 × 5,167.17
  4. Step 4: Simplify right side
    9,416.21x = 67,141,845.28
  5. Step 5: Solve for x
    x = 67,141,845.28/9,416.21
  6. Step 6: Final answer
    x = 7,130.46

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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.