Home / 7,490.27-10,336.58-4,133.06

Finding the Fourth Proportional to 7,490.27, 10,336.58 and 4,133.06

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Solution

The fourth proportional to 7,490.27, 10,336.58 and 4,133.06 is: 5,703.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.27 : 10,336.58 = 4,133.06 : x
  2. Step 2: Convert to fraction form
    7,490.27/10,336.58 = 4,133.06/x
  3. Step 3: Cross multiply
    7,490.27x = 10,336.58 × 4,133.06
  4. Step 4: Simplify right side
    7,490.27x = 42,721,632.99
  5. Step 5: Solve for x
    x = 42,721,632.99/7,490.27
  6. Step 6: Final answer
    x = 5,703.62

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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.