Home / 6,239.86-9,312.04-5,574.27

Finding the Fourth Proportional to 6,239.86, 9,312.04 and 5,574.27

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Solution

The fourth proportional to 6,239.86, 9,312.04 and 5,574.27 is: 8,318.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,239.86 : 9,312.04 = 5,574.27 : x
  2. Step 2: Convert to fraction form
    6,239.86/9,312.04 = 5,574.27/x
  3. Step 3: Cross multiply
    6,239.86x = 9,312.04 × 5,574.27
  4. Step 4: Simplify right side
    6,239.86x = 51,907,793.78
  5. Step 5: Solve for x
    x = 51,907,793.78/6,239.86
  6. Step 6: Final answer
    x = 8,318.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.