Home / 6,190.71-8,543.14-3,358.08

Finding the Fourth Proportional to 6,190.71, 8,543.14 and 3,358.08

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Solution

The fourth proportional to 6,190.71, 8,543.14 and 3,358.08 is: 4,634.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190.71 : 8,543.14 = 3,358.08 : x
  2. Step 2: Convert to fraction form
    6,190.71/8,543.14 = 3,358.08/x
  3. Step 3: Cross multiply
    6,190.71x = 8,543.14 × 3,358.08
  4. Step 4: Simplify right side
    6,190.71x = 28,688,488.07
  5. Step 5: Solve for x
    x = 28,688,488.07/6,190.71
  6. Step 6: Final answer
    x = 4,634.12

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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.