Home / 10,567.86-15,851.92-2,777.46

Finding the Fourth Proportional to 10,567.86, 15,851.92 and 2,777.46

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Solution

The fourth proportional to 10,567.86, 15,851.92 and 2,777.46 is: 4,166.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.86 : 15,851.92 = 2,777.46 : x
  2. Step 2: Convert to fraction form
    10,567.86/15,851.92 = 2,777.46/x
  3. Step 3: Cross multiply
    10,567.86x = 15,851.92 × 2,777.46
  4. Step 4: Simplify right side
    10,567.86x = 44,028,073.72
  5. Step 5: Solve for x
    x = 44,028,073.72/10,567.86
  6. Step 6: Final answer
    x = 4,166.22

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1.5x scale

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.