Home / 2,580.51-3,561.03-1,461.66

Finding the Fourth Proportional to 2,580.51, 3,561.03 and 1,461.66

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Solution

The fourth proportional to 2,580.51, 3,561.03 and 1,461.66 is: 2,017.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.51 : 3,561.03 = 1,461.66 : x
  2. Step 2: Convert to fraction form
    2,580.51/3,561.03 = 1,461.66/x
  3. Step 3: Cross multiply
    2,580.51x = 3,561.03 × 1,461.66
  4. Step 4: Simplify right side
    2,580.51x = 5,205,015.11
  5. Step 5: Solve for x
    x = 5,205,015.11/2,580.51
  6. Step 6: Final answer
    x = 2,017.05

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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.