Home / 9,320.10-13,979.07-2,746.14

Finding the Fourth Proportional to 9,320.10, 13,979.07 and 2,746.14

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Solution

The fourth proportional to 9,320.10, 13,979.07 and 2,746.14 is: 4,118.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.10 : 13,979.07 = 2,746.14 : x
  2. Step 2: Convert to fraction form
    9,320.10/13,979.07 = 2,746.14/x
  3. Step 3: Cross multiply
    9,320.10x = 13,979.07 × 2,746.14
  4. Step 4: Simplify right side
    9,320.10x = 38,388,483.29
  5. Step 5: Solve for x
    x = 38,388,483.29/9,320.10
  6. Step 6: Final answer
    x = 4,118.89

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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.