Home / 2,580.12-3,560.94-1,461.51

Finding the Fourth Proportional to 2,580.12, 3,560.94 and 1,461.51

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Solution

The fourth proportional to 2,580.12, 3,560.94 and 1,461.51 is: 2,017.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.12 : 3,560.94 = 1,461.51 : x
  2. Step 2: Convert to fraction form
    2,580.12/3,560.94 = 1,461.51/x
  3. Step 3: Cross multiply
    2,580.12x = 3,560.94 × 1,461.51
  4. Step 4: Simplify right side
    2,580.12x = 5,204,349.42
  5. Step 5: Solve for x
    x = 5,204,349.42/2,580.12
  6. Step 6: Final answer
    x = 2,017.10

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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.