Home / 7,328.91-10,117.41-4,184.49

Finding the Fourth Proportional to 7,328.91, 10,117.41 and 4,184.49

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Solution

The fourth proportional to 7,328.91, 10,117.41 and 4,184.49 is: 5,776.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,328.91 : 10,117.41 = 4,184.49 : x
  2. Step 2: Convert to fraction form
    7,328.91/10,117.41 = 4,184.49/x
  3. Step 3: Cross multiply
    7,328.91x = 10,117.41 × 4,184.49
  4. Step 4: Simplify right side
    7,328.91x = 42,336,200.97
  5. Step 5: Solve for x
    x = 42,336,200.97/7,328.91
  6. Step 6: Final answer
    x = 5,776.60

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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.