Home / 10,010.79-13,815.23-6,031.80

Finding the Fourth Proportional to 10,010.79, 13,815.23 and 6,031.80

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Solution

The fourth proportional to 10,010.79, 13,815.23 and 6,031.80 is: 8,324.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.79 : 13,815.23 = 6,031.80 : x
  2. Step 2: Convert to fraction form
    10,010.79/13,815.23 = 6,031.80/x
  3. Step 3: Cross multiply
    10,010.79x = 13,815.23 × 6,031.80
  4. Step 4: Simplify right side
    10,010.79x = 83,330,674.16
  5. Step 5: Solve for x
    x = 83,330,674.16/10,010.79
  6. Step 6: Final answer
    x = 8,324.09

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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.