Home / 7,328.44-10,113.78-4,184.92

Finding the Fourth Proportional to 7,328.44, 10,113.78 and 4,184.92

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Solution

The fourth proportional to 7,328.44, 10,113.78 and 4,184.92 is: 5,775.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.44 : 10,113.78 = 4,184.92 : x
  2. Step 2: Convert to fraction form
    7,328.44/10,113.78 = 4,184.92/x
  3. Step 3: Cross multiply
    7,328.44x = 10,113.78 × 4,184.92
  4. Step 4: Simplify right side
    7,328.44x = 42,325,360.20
  5. Step 5: Solve for x
    x = 42,325,360.20/7,328.44
  6. Step 6: Final answer
    x = 5,775.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.