Home / 7,253.12-10,009.54-4,109.24

Finding the Fourth Proportional to 7,253.12, 10,009.54 and 4,109.24

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Solution

The fourth proportional to 7,253.12, 10,009.54 and 4,109.24 is: 5,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.12 : 10,009.54 = 4,109.24 : x
  2. Step 2: Convert to fraction form
    7,253.12/10,009.54 = 4,109.24/x
  3. Step 3: Cross multiply
    7,253.12x = 10,009.54 × 4,109.24
  4. Step 4: Simplify right side
    7,253.12x = 41,131,602.15
  5. Step 5: Solve for x
    x = 41,131,602.15/7,253.12
  6. Step 6: Final answer
    x = 5,670.88

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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.