Home / 7,975.13-11,004.69-4,617.89

Finding the Fourth Proportional to 7,975.13, 11,004.69 and 4,617.89

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Solution

The fourth proportional to 7,975.13, 11,004.69 and 4,617.89 is: 6,372.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,975.13 : 11,004.69 = 4,617.89 : x
  2. Step 2: Convert to fraction form
    7,975.13/11,004.69 = 4,617.89/x
  3. Step 3: Cross multiply
    7,975.13x = 11,004.69 × 4,617.89
  4. Step 4: Simplify right side
    7,975.13x = 50,818,447.90
  5. Step 5: Solve for x
    x = 50,818,447.90/7,975.13
  6. Step 6: Final answer
    x = 6,372.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.