Home / 9,210.57-12,715.77-6,072.22

Finding the Fourth Proportional to 9,210.57, 12,715.77 and 6,072.22

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Solution

The fourth proportional to 9,210.57, 12,715.77 and 6,072.22 is: 8,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,210.57 : 12,715.77 = 6,072.22 : x
  2. Step 2: Convert to fraction form
    9,210.57/12,715.77 = 6,072.22/x
  3. Step 3: Cross multiply
    9,210.57x = 12,715.77 × 6,072.22
  4. Step 4: Simplify right side
    9,210.57x = 77,212,952.91
  5. Step 5: Solve for x
    x = 77,212,952.91/9,210.57
  6. Step 6: Final answer
    x = 8,383.08

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Similar ratio
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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.