Home / 9,713.84-14,569.79-3,140.06

Finding the Fourth Proportional to 9,713.84, 14,569.79 and 3,140.06

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Solution

The fourth proportional to 9,713.84, 14,569.79 and 3,140.06 is: 4,709.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,713.84 : 14,569.79 = 3,140.06 : x
  2. Step 2: Convert to fraction form
    9,713.84/14,569.79 = 3,140.06/x
  3. Step 3: Cross multiply
    9,713.84x = 14,569.79 × 3,140.06
  4. Step 4: Simplify right side
    9,713.84x = 45,749,926.24
  5. Step 5: Solve for x
    x = 45,749,926.24/9,713.84
  6. Step 6: Final answer
    x = 4,709.77

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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.