Home / 5,004.51-7,505.13-2,784.40

Finding the Fourth Proportional to 5,004.51, 7,505.13 and 2,784.40

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Solution

The fourth proportional to 5,004.51, 7,505.13 and 2,784.40 is: 4,175.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.51 : 7,505.13 = 2,784.40 : x
  2. Step 2: Convert to fraction form
    5,004.51/7,505.13 = 2,784.40/x
  3. Step 3: Cross multiply
    5,004.51x = 7,505.13 × 2,784.40
  4. Step 4: Simplify right side
    5,004.51x = 20,897,283.97
  5. Step 5: Solve for x
    x = 20,897,283.97/5,004.51
  6. Step 6: Final answer
    x = 4,175.69

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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.