Home / 2,580.05-3,560.28-1,461.11

Finding the Fourth Proportional to 2,580.05, 3,560.28 and 1,461.11

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Solution

The fourth proportional to 2,580.05, 3,560.28 and 1,461.11 is: 2,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.05 : 3,560.28 = 1,461.11 : x
  2. Step 2: Convert to fraction form
    2,580.05/3,560.28 = 1,461.11/x
  3. Step 3: Cross multiply
    2,580.05x = 3,560.28 × 1,461.11
  4. Step 4: Simplify right side
    2,580.05x = 5,201,942.91
  5. Step 5: Solve for x
    x = 5,201,942.91/2,580.05
  6. Step 6: Final answer
    x = 2,016.22

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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.