Home / 2,777.46-4,165.98-1,133.55

Finding the Fourth Proportional to 2,777.46, 4,165.98 and 1,133.55

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Solution

The fourth proportional to 2,777.46, 4,165.98 and 1,133.55 is: 1,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,777.46 : 4,165.98 = 1,133.55 : x
  2. Step 2: Convert to fraction form
    2,777.46/4,165.98 = 1,133.55/x
  3. Step 3: Cross multiply
    2,777.46x = 4,165.98 × 1,133.55
  4. Step 4: Simplify right side
    2,777.46x = 4,722,346.63
  5. Step 5: Solve for x
    x = 4,722,346.63/2,777.46
  6. Step 6: Final answer
    x = 1,700.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.