Home / 10,786.59-14,885.46-6,070.86

Finding the Fourth Proportional to 10,786.59, 14,885.46 and 6,070.86

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Solution

The fourth proportional to 10,786.59, 14,885.46 and 6,070.86 is: 8,377.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786.59 : 14,885.46 = 6,070.86 : x
  2. Step 2: Convert to fraction form
    10,786.59/14,885.46 = 6,070.86/x
  3. Step 3: Cross multiply
    10,786.59x = 14,885.46 × 6,070.86
  4. Step 4: Simplify right side
    10,786.59x = 90,367,543.70
  5. Step 5: Solve for x
    x = 90,367,543.70/10,786.59
  6. Step 6: Final answer
    x = 8,377.77

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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.