Home / 9,670.28-14,507.78-2,744.76

Finding the Fourth Proportional to 9,670.28, 14,507.78 and 2,744.76

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Solution

The fourth proportional to 9,670.28, 14,507.78 and 2,744.76 is: 4,117.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670.28 : 14,507.78 = 2,744.76 : x
  2. Step 2: Convert to fraction form
    9,670.28/14,507.78 = 2,744.76/x
  3. Step 3: Cross multiply
    9,670.28x = 14,507.78 × 2,744.76
  4. Step 4: Simplify right side
    9,670.28x = 39,820,374.23
  5. Step 5: Solve for x
    x = 39,820,374.23/9,670.28
  6. Step 6: Final answer
    x = 4,117.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.