Home / 2,104.40-3,155.12-933.77

Finding the Fourth Proportional to 2,104.40, 3,155.12 and 933.77

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Solution

The fourth proportional to 2,104.40, 3,155.12 and 933.77 is: 1,400.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.40 : 3,155.12 = 933.77 : x
  2. Step 2: Convert to fraction form
    2,104.40/3,155.12 = 933.77/x
  3. Step 3: Cross multiply
    2,104.40x = 3,155.12 × 933.77
  4. Step 4: Simplify right side
    2,104.40x = 2,946,156.40
  5. Step 5: Solve for x
    x = 2,946,156.40/2,104.40
  6. Step 6: Final answer
    x = 1,400.00

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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.