Home / 7,273.13-10,038.30-4,129.31

Finding the Fourth Proportional to 7,273.13, 10,038.30 and 4,129.31

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Solution

The fourth proportional to 7,273.13, 10,038.30 and 4,129.31 is: 5,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.13 : 10,038.30 = 4,129.31 : x
  2. Step 2: Convert to fraction form
    7,273.13/10,038.30 = 4,129.31/x
  3. Step 3: Cross multiply
    7,273.13x = 10,038.30 × 4,129.31
  4. Step 4: Simplify right side
    7,273.13x = 41,451,262.18
  5. Step 5: Solve for x
    x = 41,451,262.18/7,273.13
  6. Step 6: Final answer
    x = 5,699.24

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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.