Home / 4,686.59-6,468.21-2,918.77

Finding the Fourth Proportional to 4,686.59, 6,468.21 and 2,918.77

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Solution

The fourth proportional to 4,686.59, 6,468.21 and 2,918.77 is: 4,028.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,686.59 : 6,468.21 = 2,918.77 : x
  2. Step 2: Convert to fraction form
    4,686.59/6,468.21 = 2,918.77/x
  3. Step 3: Cross multiply
    4,686.59x = 6,468.21 × 2,918.77
  4. Step 4: Simplify right side
    4,686.59x = 18,879,201.13
  5. Step 5: Solve for x
    x = 18,879,201.13/4,686.59
  6. Step 6: Final answer
    x = 4,028.34

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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.