Home / 9,217.94-12,720.79-5,026.19

Finding the Fourth Proportional to 9,217.94, 12,720.79 and 5,026.19

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Solution

The fourth proportional to 9,217.94, 12,720.79 and 5,026.19 is: 6,936.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,217.94 : 12,720.79 = 5,026.19 : x
  2. Step 2: Convert to fraction form
    9,217.94/12,720.79 = 5,026.19/x
  3. Step 3: Cross multiply
    9,217.94x = 12,720.79 × 5,026.19
  4. Step 4: Simplify right side
    9,217.94x = 63,937,107.49
  5. Step 5: Solve for x
    x = 63,937,107.49/9,217.94
  6. Step 6: Final answer
    x = 6,936.16

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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.