Home / 10,556.40-15,846.48-6,663

Finding the Fourth Proportional to 10,556.40, 15,846.48 and 6,663

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Solution

The fourth proportional to 10,556.40, 15,846.48 and 6,663 is: 10,002.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,556.40 : 15,846.48 = 6,663 : x
  2. Step 2: Convert to fraction form
    10,556.40/15,846.48 = 6,663/x
  3. Step 3: Cross multiply
    10,556.40x = 15,846.48 × 6,663
  4. Step 4: Simplify right side
    10,556.40x = 105,585,096.24
  5. Step 5: Solve for x
    x = 105,585,096.24/10,556.40
  6. Step 6: Final answer
    x = 10,002.00

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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.