Home / 5,434.40-8,151.46-1,736.84

Finding the Fourth Proportional to 5,434.40, 8,151.46 and 1,736.84

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Solution

The fourth proportional to 5,434.40, 8,151.46 and 1,736.84 is: 2,605.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.40 : 8,151.46 = 1,736.84 : x
  2. Step 2: Convert to fraction form
    5,434.40/8,151.46 = 1,736.84/x
  3. Step 3: Cross multiply
    5,434.40x = 8,151.46 × 1,736.84
  4. Step 4: Simplify right side
    5,434.40x = 14,157,781.79
  5. Step 5: Solve for x
    x = 14,157,781.79/5,434.40
  6. Step 6: Final answer
    x = 2,605.22

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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.