Home / 12,095.46-16,690.83-6,718.20

Finding the Fourth Proportional to 12,095.46, 16,690.83 and 6,718.20

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Solution

The fourth proportional to 12,095.46, 16,690.83 and 6,718.20 is: 9,270.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.46 : 16,690.83 = 6,718.20 : x
  2. Step 2: Convert to fraction form
    12,095.46/16,690.83 = 6,718.20/x
  3. Step 3: Cross multiply
    12,095.46x = 16,690.83 × 6,718.20
  4. Step 4: Simplify right side
    12,095.46x = 112,132,334.11
  5. Step 5: Solve for x
    x = 112,132,334.11/12,095.46
  6. Step 6: Final answer
    x = 9,270.61

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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.