Home / 7,501.47-11,255.87-5,004.28

Finding the Fourth Proportional to 7,501.47, 11,255.87 and 5,004.28

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Solution

The fourth proportional to 7,501.47, 11,255.87 and 5,004.28 is: 7,508.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,501.47 : 11,255.87 = 5,004.28 : x
  2. Step 2: Convert to fraction form
    7,501.47/11,255.87 = 5,004.28/x
  3. Step 3: Cross multiply
    7,501.47x = 11,255.87 × 5,004.28
  4. Step 4: Simplify right side
    7,501.47x = 56,327,525.12
  5. Step 5: Solve for x
    x = 56,327,525.12/7,501.47
  6. Step 6: Final answer
    x = 7,508.86

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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.