Home / 2,546.12-3,515.16-1,801.63

Finding the Fourth Proportional to 2,546.12, 3,515.16 and 1,801.63

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Solution

The fourth proportional to 2,546.12, 3,515.16 and 1,801.63 is: 2,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.12 : 3,515.16 = 1,801.63 : x
  2. Step 2: Convert to fraction form
    2,546.12/3,515.16 = 1,801.63/x
  3. Step 3: Cross multiply
    2,546.12x = 3,515.16 × 1,801.63
  4. Step 4: Simplify right side
    2,546.12x = 6,333,017.71
  5. Step 5: Solve for x
    x = 6,333,017.71/2,546.12
  6. Step 6: Final answer
    x = 2,487.32

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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.