Home / 9,125.80-13,697.16-4,686.64

Finding the Fourth Proportional to 9,125.80, 13,697.16 and 4,686.64

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Solution

The fourth proportional to 9,125.80, 13,697.16 and 4,686.64 is: 7,034.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,125.80 : 13,697.16 = 4,686.64 : x
  2. Step 2: Convert to fraction form
    9,125.80/13,697.16 = 4,686.64/x
  3. Step 3: Cross multiply
    9,125.80x = 13,697.16 × 4,686.64
  4. Step 4: Simplify right side
    9,125.80x = 64,193,657.94
  5. Step 5: Solve for x
    x = 64,193,657.94/9,125.80
  6. Step 6: Final answer
    x = 7,034.30

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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.