Home / 6,237.76-8,607.68-4,000.32

Finding the Fourth Proportional to 6,237.76, 8,607.68 and 4,000.32

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Solution

The fourth proportional to 6,237.76, 8,607.68 and 4,000.32 is: 5,520.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,237.76 : 8,607.68 = 4,000.32 : x
  2. Step 2: Convert to fraction form
    6,237.76/8,607.68 = 4,000.32/x
  3. Step 3: Cross multiply
    6,237.76x = 8,607.68 × 4,000.32
  4. Step 4: Simplify right side
    6,237.76x = 34,433,474.46
  5. Step 5: Solve for x
    x = 34,433,474.46/6,237.76
  6. Step 6: Final answer
    x = 5,520.17

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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.