Home / 7,237.52-10,857.86-3,077.64

Finding the Fourth Proportional to 7,237.52, 10,857.86 and 3,077.64

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Solution

The fourth proportional to 7,237.52, 10,857.86 and 3,077.64 is: 4,617.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.52 : 10,857.86 = 3,077.64 : x
  2. Step 2: Convert to fraction form
    7,237.52/10,857.86 = 3,077.64/x
  3. Step 3: Cross multiply
    7,237.52x = 10,857.86 × 3,077.64
  4. Step 4: Simplify right side
    7,237.52x = 33,416,584.25
  5. Step 5: Solve for x
    x = 33,416,584.25/7,237.52
  6. Step 6: Final answer
    x = 4,617.13

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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.