Home / 3,434.48-5,151.67-837.44

Finding the Fourth Proportional to 3,434.48, 5,151.67 and 837.44

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Solution

The fourth proportional to 3,434.48, 5,151.67 and 837.44 is: 1,256.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.48 : 5,151.67 = 837.44 : x
  2. Step 2: Convert to fraction form
    3,434.48/5,151.67 = 837.44/x
  3. Step 3: Cross multiply
    3,434.48x = 5,151.67 × 837.44
  4. Step 4: Simplify right side
    3,434.48x = 4,314,214.52
  5. Step 5: Solve for x
    x = 4,314,214.52/3,434.48
  6. Step 6: Final answer
    x = 1,256.15

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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.