Home / 7,328.28-10,113.75-4,184.94

Finding the Fourth Proportional to 7,328.28, 10,113.75 and 4,184.94

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Solution

The fourth proportional to 7,328.28, 10,113.75 and 4,184.94 is: 5,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.28 : 10,113.75 = 4,184.94 : x
  2. Step 2: Convert to fraction form
    7,328.28/10,113.75 = 4,184.94/x
  3. Step 3: Cross multiply
    7,328.28x = 10,113.75 × 4,184.94
  4. Step 4: Simplify right side
    7,328.28x = 42,325,436.93
  5. Step 5: Solve for x
    x = 42,325,436.93/7,328.28
  6. Step 6: Final answer
    x = 5,775.63

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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.