Home / 10,580.79-15,871.33-7,293.00

Finding the Fourth Proportional to 10,580.79, 15,871.33 and 7,293.00

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Solution

The fourth proportional to 10,580.79, 15,871.33 and 7,293.00 is: 10,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.79 : 15,871.33 = 7,293.00 : x
  2. Step 2: Convert to fraction form
    10,580.79/15,871.33 = 7,293.00/x
  3. Step 3: Cross multiply
    10,580.79x = 15,871.33 × 7,293.00
  4. Step 4: Simplify right side
    10,580.79x = 115,749,637.30
  5. Step 5: Solve for x
    x = 115,749,637.30/10,580.79
  6. Step 6: Final answer
    x = 10,939.60

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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.