Home / 4,655.97-6,424.16-2,886.72

Finding the Fourth Proportional to 4,655.97, 6,424.16 and 2,886.72

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Solution

The fourth proportional to 4,655.97, 6,424.16 and 2,886.72 is: 3,983.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,655.97 : 6,424.16 = 2,886.72 : x
  2. Step 2: Convert to fraction form
    4,655.97/6,424.16 = 2,886.72/x
  3. Step 3: Cross multiply
    4,655.97x = 6,424.16 × 2,886.72
  4. Step 4: Simplify right side
    4,655.97x = 18,544,736.72
  5. Step 5: Solve for x
    x = 18,544,736.72/4,655.97
  6. Step 6: Final answer
    x = 3,983.00

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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.