Home / 1,777.59-2,450.90-1,461.75

Finding the Fourth Proportional to 1,777.59, 2,450.90 and 1,461.75

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Solution

The fourth proportional to 1,777.59, 2,450.90 and 1,461.75 is: 2,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777.59 : 2,450.90 = 1,461.75 : x
  2. Step 2: Convert to fraction form
    1,777.59/2,450.90 = 1,461.75/x
  3. Step 3: Cross multiply
    1,777.59x = 2,450.90 × 1,461.75
  4. Step 4: Simplify right side
    1,777.59x = 3,582,595.77
  5. Step 5: Solve for x
    x = 3,582,595.77/1,777.59
  6. Step 6: Final answer
    x = 2,015.42

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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.