Home / 2,520.01-3,777.55-1,133.70

Finding the Fourth Proportional to 2,520.01, 3,777.55 and 1,133.70

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Solution

The fourth proportional to 2,520.01, 3,777.55 and 1,133.70 is: 1,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.01 : 3,777.55 = 1,133.70 : x
  2. Step 2: Convert to fraction form
    2,520.01/3,777.55 = 1,133.70/x
  3. Step 3: Cross multiply
    2,520.01x = 3,777.55 × 1,133.70
  4. Step 4: Simplify right side
    2,520.01x = 4,282,597.81
  5. Step 5: Solve for x
    x = 4,282,597.81/2,520.01
  6. Step 6: Final answer
    x = 1,699.44

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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.