Home / 10,731.42-14,809.34-6,015.70

Finding the Fourth Proportional to 10,731.42, 14,809.34 and 6,015.70

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Solution

The fourth proportional to 10,731.42, 14,809.34 and 6,015.70 is: 8,301.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.42 : 14,809.34 = 6,015.70 : x
  2. Step 2: Convert to fraction form
    10,731.42/14,809.34 = 6,015.70/x
  3. Step 3: Cross multiply
    10,731.42x = 14,809.34 × 6,015.70
  4. Step 4: Simplify right side
    10,731.42x = 89,088,546.64
  5. Step 5: Solve for x
    x = 89,088,546.64/10,731.42
  6. Step 6: Final answer
    x = 8,301.66

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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.