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Finding the Fourth Proportional to 10,437, 15,653.13 and 3,039.84

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Solution

The fourth proportional to 10,437, 15,653.13 and 3,039.84 is: 4,559.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,437 : 15,653.13 = 3,039.84 : x
  2. Step 2: Convert to fraction form
    10,437/15,653.13 = 3,039.84/x
  3. Step 3: Cross multiply
    10,437x = 15,653.13 × 3,039.84
  4. Step 4: Simplify right side
    10,437x = 47,583,010.70
  5. Step 5: Solve for x
    x = 47,583,010.70/10,437
  6. Step 6: Final answer
    x = 4,559.07

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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.