Home / 9,428.63-14,143.91-2,503.13

Finding the Fourth Proportional to 9,428.63, 14,143.91 and 2,503.13

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Solution

The fourth proportional to 9,428.63, 14,143.91 and 2,503.13 is: 3,754.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,428.63 : 14,143.91 = 2,503.13 : x
  2. Step 2: Convert to fraction form
    9,428.63/14,143.91 = 2,503.13/x
  3. Step 3: Cross multiply
    9,428.63x = 14,143.91 × 2,503.13
  4. Step 4: Simplify right side
    9,428.63x = 35,403,962.20
  5. Step 5: Solve for x
    x = 35,403,962.20/9,428.63
  6. Step 6: Final answer
    x = 3,754.94

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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.