Home / 2,561.02-3,531.85-1,708.77

Finding the Fourth Proportional to 2,561.02, 3,531.85 and 1,708.77

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Solution

The fourth proportional to 2,561.02, 3,531.85 and 1,708.77 is: 2,356.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561.02 : 3,531.85 = 1,708.77 : x
  2. Step 2: Convert to fraction form
    2,561.02/3,531.85 = 1,708.77/x
  3. Step 3: Cross multiply
    2,561.02x = 3,531.85 × 1,708.77
  4. Step 4: Simplify right side
    2,561.02x = 6,035,127.98
  5. Step 5: Solve for x
    x = 6,035,127.98/2,561.02
  6. Step 6: Final answer
    x = 2,356.54

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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.