Home / 2,056.04-3,084.36-757.20

Finding the Fourth Proportional to 2,056.04, 3,084.36 and 757.20

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Solution

The fourth proportional to 2,056.04, 3,084.36 and 757.20 is: 1,135.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.04 : 3,084.36 = 757.20 : x
  2. Step 2: Convert to fraction form
    2,056.04/3,084.36 = 757.20/x
  3. Step 3: Cross multiply
    2,056.04x = 3,084.36 × 757.20
  4. Step 4: Simplify right side
    2,056.04x = 2,335,477.39
  5. Step 5: Solve for x
    x = 2,335,477.39/2,056.04
  6. Step 6: Final answer
    x = 1,135.91

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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.