Home / 10,428.95-15,646.01-3,033.48

Finding the Fourth Proportional to 10,428.95, 15,646.01 and 3,033.48

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Solution

The fourth proportional to 10,428.95, 15,646.01 and 3,033.48 is: 4,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,428.95 : 15,646.01 = 3,033.48 : x
  2. Step 2: Convert to fraction form
    10,428.95/15,646.01 = 3,033.48/x
  3. Step 3: Cross multiply
    10,428.95x = 15,646.01 × 3,033.48
  4. Step 4: Simplify right side
    10,428.95x = 47,461,786.97
  5. Step 5: Solve for x
    x = 47,461,786.97/10,428.95
  6. Step 6: Final answer
    x = 4,550.96

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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.