Home / 4,578.57-6,319.95-3,256.11

Finding the Fourth Proportional to 4,578.57, 6,319.95 and 3,256.11

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Solution

The fourth proportional to 4,578.57, 6,319.95 and 3,256.11 is: 4,494.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,578.57 : 6,319.95 = 3,256.11 : x
  2. Step 2: Convert to fraction form
    4,578.57/6,319.95 = 3,256.11/x
  3. Step 3: Cross multiply
    4,578.57x = 6,319.95 × 3,256.11
  4. Step 4: Simplify right side
    4,578.57x = 20,578,452.39
  5. Step 5: Solve for x
    x = 20,578,452.39/4,578.57
  6. Step 6: Final answer
    x = 4,494.52

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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.