Home / 7,313.51-10,092.65-3,956.32

Finding the Fourth Proportional to 7,313.51, 10,092.65 and 3,956.32

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Solution

The fourth proportional to 7,313.51, 10,092.65 and 3,956.32 is: 5,459.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,313.51 : 10,092.65 = 3,956.32 : x
  2. Step 2: Convert to fraction form
    7,313.51/10,092.65 = 3,956.32/x
  3. Step 3: Cross multiply
    7,313.51x = 10,092.65 × 3,956.32
  4. Step 4: Simplify right side
    7,313.51x = 39,929,753.05
  5. Step 5: Solve for x
    x = 39,929,753.05/7,313.51
  6. Step 6: Final answer
    x = 5,459.72

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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.