Home / 11,618.07-16,032.33-6,312.88

Finding the Fourth Proportional to 11,618.07, 16,032.33 and 6,312.88

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Solution

The fourth proportional to 11,618.07, 16,032.33 and 6,312.88 is: 8,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.07 : 16,032.33 = 6,312.88 : x
  2. Step 2: Convert to fraction form
    11,618.07/16,032.33 = 6,312.88/x
  3. Step 3: Cross multiply
    11,618.07x = 16,032.33 × 6,312.88
  4. Step 4: Simplify right side
    11,618.07x = 101,210,175.41
  5. Step 5: Solve for x
    x = 101,210,175.41/11,618.07
  6. Step 6: Final answer
    x = 8,711.44

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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.