Home / 12,062.67-16,646.06-6,685.35

Finding the Fourth Proportional to 12,062.67, 16,646.06 and 6,685.35

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Solution

The fourth proportional to 12,062.67, 16,646.06 and 6,685.35 is: 9,225.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062.67 : 16,646.06 = 6,685.35 : x
  2. Step 2: Convert to fraction form
    12,062.67/16,646.06 = 6,685.35/x
  3. Step 3: Cross multiply
    12,062.67x = 16,646.06 × 6,685.35
  4. Step 4: Simplify right side
    12,062.67x = 111,284,703.79
  5. Step 5: Solve for x
    x = 111,284,703.79/12,062.67
  6. Step 6: Final answer
    x = 9,225.54

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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.