Home / 7,341.30-10,131.89-4,825.51

Finding the Fourth Proportional to 7,341.30, 10,131.89 and 4,825.51

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Solution

The fourth proportional to 7,341.30, 10,131.89 and 4,825.51 is: 6,659.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,341.30 : 10,131.89 = 4,825.51 : x
  2. Step 2: Convert to fraction form
    7,341.30/10,131.89 = 4,825.51/x
  3. Step 3: Cross multiply
    7,341.30x = 10,131.89 × 4,825.51
  4. Step 4: Simplify right side
    7,341.30x = 48,891,487.06
  5. Step 5: Solve for x
    x = 48,891,487.06/7,341.30
  6. Step 6: Final answer
    x = 6,659.79

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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.