Home / 10,650.89-15,967.02-4,407.01

Finding the Fourth Proportional to 10,650.89, 15,967.02 and 4,407.01

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Solution

The fourth proportional to 10,650.89, 15,967.02 and 4,407.01 is: 6,606.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650.89 : 15,967.02 = 4,407.01 : x
  2. Step 2: Convert to fraction form
    10,650.89/15,967.02 = 4,407.01/x
  3. Step 3: Cross multiply
    10,650.89x = 15,967.02 × 4,407.01
  4. Step 4: Simplify right side
    10,650.89x = 70,366,793.42
  5. Step 5: Solve for x
    x = 70,366,793.42/10,650.89
  6. Step 6: Final answer
    x = 6,606.66

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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.