Home / 12,566.07-17,340.72-6,900.63

Finding the Fourth Proportional to 12,566.07, 17,340.72 and 6,900.63

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Solution

The fourth proportional to 12,566.07, 17,340.72 and 6,900.63 is: 9,522.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566.07 : 17,340.72 = 6,900.63 : x
  2. Step 2: Convert to fraction form
    12,566.07/17,340.72 = 6,900.63/x
  3. Step 3: Cross multiply
    12,566.07x = 17,340.72 × 6,900.63
  4. Step 4: Simplify right side
    12,566.07x = 119,661,801.75
  5. Step 5: Solve for x
    x = 119,661,801.75/12,566.07
  6. Step 6: Final answer
    x = 9,522.61

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Double scale
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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.