Home / 10,295.61-14,207.56-5,579.79

Finding the Fourth Proportional to 10,295.61, 14,207.56 and 5,579.79

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Solution

The fourth proportional to 10,295.61, 14,207.56 and 5,579.79 is: 7,699.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.61 : 14,207.56 = 5,579.79 : x
  2. Step 2: Convert to fraction form
    10,295.61/14,207.56 = 5,579.79/x
  3. Step 3: Cross multiply
    10,295.61x = 14,207.56 × 5,579.79
  4. Step 4: Simplify right side
    10,295.61x = 79,275,201.21
  5. Step 5: Solve for x
    x = 79,275,201.21/10,295.61
  6. Step 6: Final answer
    x = 7,699.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.