Home / 8,016.65-12,079.69-6,587.81

Finding the Fourth Proportional to 8,016.65, 12,079.69 and 6,587.81

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Solution

The fourth proportional to 8,016.65, 12,079.69 and 6,587.81 is: 9,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,016.65 : 12,079.69 = 6,587.81 : x
  2. Step 2: Convert to fraction form
    8,016.65/12,079.69 = 6,587.81/x
  3. Step 3: Cross multiply
    8,016.65x = 12,079.69 × 6,587.81
  4. Step 4: Simplify right side
    8,016.65x = 79,578,702.58
  5. Step 5: Solve for x
    x = 79,578,702.58/8,016.65
  6. Step 6: Final answer
    x = 9,926.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.