Home / 8,750.08-13,130.56-3,555.95

Finding the Fourth Proportional to 8,750.08, 13,130.56 and 3,555.95

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Solution

The fourth proportional to 8,750.08, 13,130.56 and 3,555.95 is: 5,336.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.08 : 13,130.56 = 3,555.95 : x
  2. Step 2: Convert to fraction form
    8,750.08/13,130.56 = 3,555.95/x
  3. Step 3: Cross multiply
    8,750.08x = 13,130.56 × 3,555.95
  4. Step 4: Simplify right side
    8,750.08x = 46,691,614.83
  5. Step 5: Solve for x
    x = 46,691,614.83/8,750.08
  6. Step 6: Final answer
    x = 5,336.14

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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.