Home / 9,359.68-14,038.55-3,119.02

Finding the Fourth Proportional to 9,359.68, 14,038.55 and 3,119.02

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Solution

The fourth proportional to 9,359.68, 14,038.55 and 3,119.02 is: 4,678.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.68 : 14,038.55 = 3,119.02 : x
  2. Step 2: Convert to fraction form
    9,359.68/14,038.55 = 3,119.02/x
  3. Step 3: Cross multiply
    9,359.68x = 14,038.55 × 3,119.02
  4. Step 4: Simplify right side
    9,359.68x = 43,786,490.92
  5. Step 5: Solve for x
    x = 43,786,490.92/9,359.68
  6. Step 6: Final answer
    x = 4,678.21

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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.