Home / 9,207.99-12,702.66-6,224.85

Finding the Fourth Proportional to 9,207.99, 12,702.66 and 6,224.85

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Solution

The fourth proportional to 9,207.99, 12,702.66 and 6,224.85 is: 8,587.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.99 : 12,702.66 = 6,224.85 : x
  2. Step 2: Convert to fraction form
    9,207.99/12,702.66 = 6,224.85/x
  3. Step 3: Cross multiply
    9,207.99x = 12,702.66 × 6,224.85
  4. Step 4: Simplify right side
    9,207.99x = 79,072,153.10
  5. Step 5: Solve for x
    x = 79,072,153.10/9,207.99
  6. Step 6: Final answer
    x = 8,587.34

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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.