Home / 12,187.16-16,818.30-6,598.16

Finding the Fourth Proportional to 12,187.16, 16,818.30 and 6,598.16

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Solution

The fourth proportional to 12,187.16, 16,818.30 and 6,598.16 is: 9,105.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187.16 : 16,818.30 = 6,598.16 : x
  2. Step 2: Convert to fraction form
    12,187.16/16,818.30 = 6,598.16/x
  3. Step 3: Cross multiply
    12,187.16x = 16,818.30 × 6,598.16
  4. Step 4: Simplify right side
    12,187.16x = 110,969,834.33
  5. Step 5: Solve for x
    x = 110,969,834.33/12,187.16
  6. Step 6: Final answer
    x = 9,105.47

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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.