Home / 9,320.24-13,985.22-3,777.68

Finding the Fourth Proportional to 9,320.24, 13,985.22 and 3,777.68

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Solution

The fourth proportional to 9,320.24, 13,985.22 and 3,777.68 is: 5,668.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.24 : 13,985.22 = 3,777.68 : x
  2. Step 2: Convert to fraction form
    9,320.24/13,985.22 = 3,777.68/x
  3. Step 3: Cross multiply
    9,320.24x = 13,985.22 × 3,777.68
  4. Step 4: Simplify right side
    9,320.24x = 52,831,685.89
  5. Step 5: Solve for x
    x = 52,831,685.89/9,320.24
  6. Step 6: Final answer
    x = 5,668.49

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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.