Home / 10,789.01-16,180.10-4,547.87

Finding the Fourth Proportional to 10,789.01, 16,180.10 and 4,547.87

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Solution

The fourth proportional to 10,789.01, 16,180.10 and 4,547.87 is: 6,820.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,789.01 : 16,180.10 = 4,547.87 : x
  2. Step 2: Convert to fraction form
    10,789.01/16,180.10 = 4,547.87/x
  3. Step 3: Cross multiply
    10,789.01x = 16,180.10 × 4,547.87
  4. Step 4: Simplify right side
    10,789.01x = 73,584,887.75
  5. Step 5: Solve for x
    x = 73,584,887.75/10,789.01
  6. Step 6: Final answer
    x = 6,820.36

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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.