Home / 4,047-6,070.56-1,125.24

Finding the Fourth Proportional to 4,047, 6,070.56 and 1,125.24

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Solution

The fourth proportional to 4,047, 6,070.56 and 1,125.24 is: 1,687.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047 : 6,070.56 = 1,125.24 : x
  2. Step 2: Convert to fraction form
    4,047/6,070.56 = 1,125.24/x
  3. Step 3: Cross multiply
    4,047x = 6,070.56 × 1,125.24
  4. Step 4: Simplify right side
    4,047x = 6,830,836.93
  5. Step 5: Solve for x
    x = 6,830,836.93/4,047
  6. Step 6: Final answer
    x = 1,687.88

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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.