Home / 8,543.23-12,814.92-2,996.70

Finding the Fourth Proportional to 8,543.23, 12,814.92 and 2,996.70

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Solution

The fourth proportional to 8,543.23, 12,814.92 and 2,996.70 is: 4,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,543.23 : 12,814.92 = 2,996.70 : x
  2. Step 2: Convert to fraction form
    8,543.23/12,814.92 = 2,996.70/x
  3. Step 3: Cross multiply
    8,543.23x = 12,814.92 × 2,996.70
  4. Step 4: Simplify right side
    8,543.23x = 38,402,470.76
  5. Step 5: Solve for x
    x = 38,402,470.76/8,543.23
  6. Step 6: Final answer
    x = 4,495.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.