Home / 7,484.42-11,226.63-3,323.45

Finding the Fourth Proportional to 7,484.42, 11,226.63 and 3,323.45

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Solution

The fourth proportional to 7,484.42, 11,226.63 and 3,323.45 is: 4,985.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,484.42 : 11,226.63 = 3,323.45 : x
  2. Step 2: Convert to fraction form
    7,484.42/11,226.63 = 3,323.45/x
  3. Step 3: Cross multiply
    7,484.42x = 11,226.63 × 3,323.45
  4. Step 4: Simplify right side
    7,484.42x = 37,311,126.86
  5. Step 5: Solve for x
    x = 37,311,126.86/7,484.42
  6. Step 6: Final answer
    x = 4,985.17

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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.