Home / 3,686.42-5,526.86-2,225.22

Finding the Fourth Proportional to 3,686.42, 5,526.86 and 2,225.22

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Solution

The fourth proportional to 3,686.42, 5,526.86 and 2,225.22 is: 3,336.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.42 : 5,526.86 = 2,225.22 : x
  2. Step 2: Convert to fraction form
    3,686.42/5,526.86 = 2,225.22/x
  3. Step 3: Cross multiply
    3,686.42x = 5,526.86 × 2,225.22
  4. Step 4: Simplify right side
    3,686.42x = 12,298,479.41
  5. Step 5: Solve for x
    x = 12,298,479.41/3,686.42
  6. Step 6: Final answer
    x = 3,336.16

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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.