Home / 8,237.02-12,352.64-3,555.76

Finding the Fourth Proportional to 8,237.02, 12,352.64 and 3,555.76

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Solution

The fourth proportional to 8,237.02, 12,352.64 and 3,555.76 is: 5,332.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.02 : 12,352.64 = 3,555.76 : x
  2. Step 2: Convert to fraction form
    8,237.02/12,352.64 = 3,555.76/x
  3. Step 3: Cross multiply
    8,237.02x = 12,352.64 × 3,555.76
  4. Step 4: Simplify right side
    8,237.02x = 43,923,023.21
  5. Step 5: Solve for x
    x = 43,923,023.21/8,237.02
  6. Step 6: Final answer
    x = 5,332.39

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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.