Home / 6,223.74-9,337.32-5,178.12

Finding the Fourth Proportional to 6,223.74, 9,337.32 and 5,178.12

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Solution

The fourth proportional to 6,223.74, 9,337.32 and 5,178.12 is: 7,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,223.74 : 9,337.32 = 5,178.12 : x
  2. Step 2: Convert to fraction form
    6,223.74/9,337.32 = 5,178.12/x
  3. Step 3: Cross multiply
    6,223.74x = 9,337.32 × 5,178.12
  4. Step 4: Simplify right side
    6,223.74x = 48,349,763.44
  5. Step 5: Solve for x
    x = 48,349,763.44/6,223.74
  6. Step 6: Final answer
    x = 7,768.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.