Home / 7,336.80-10,124.55-4,192.92

Finding the Fourth Proportional to 7,336.80, 10,124.55 and 4,192.92

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Solution

The fourth proportional to 7,336.80, 10,124.55 and 4,192.92 is: 5,786.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.80 : 10,124.55 = 4,192.92 : x
  2. Step 2: Convert to fraction form
    7,336.80/10,124.55 = 4,192.92/x
  3. Step 3: Cross multiply
    7,336.80x = 10,124.55 × 4,192.92
  4. Step 4: Simplify right side
    7,336.80x = 42,451,428.19
  5. Step 5: Solve for x
    x = 42,451,428.19/7,336.80
  6. Step 6: Final answer
    x = 5,786.10

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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.