Home / 5,004.72-7,507.06-2,085.08

Finding the Fourth Proportional to 5,004.72, 7,507.06 and 2,085.08

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Solution

The fourth proportional to 5,004.72, 7,507.06 and 2,085.08 is: 3,127.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.72 : 7,507.06 = 2,085.08 : x
  2. Step 2: Convert to fraction form
    5,004.72/7,507.06 = 2,085.08/x
  3. Step 3: Cross multiply
    5,004.72x = 7,507.06 × 2,085.08
  4. Step 4: Simplify right side
    5,004.72x = 15,652,820.66
  5. Step 5: Solve for x
    x = 15,652,820.66/5,004.72
  6. Step 6: Final answer
    x = 3,127.61

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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.