Home / 2,174.77-3,263.88-1,135.07

Finding the Fourth Proportional to 2,174.77, 3,263.88 and 1,135.07

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Solution

The fourth proportional to 2,174.77, 3,263.88 and 1,135.07 is: 1,703.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174.77 : 3,263.88 = 1,135.07 : x
  2. Step 2: Convert to fraction form
    2,174.77/3,263.88 = 1,135.07/x
  3. Step 3: Cross multiply
    2,174.77x = 3,263.88 × 1,135.07
  4. Step 4: Simplify right side
    2,174.77x = 3,704,715.95
  5. Step 5: Solve for x
    x = 3,704,715.95/2,174.77
  6. Step 6: Final answer
    x = 1,703.50

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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.