Home / 7,752.31-11,621.48-3,070.00

Finding the Fourth Proportional to 7,752.31, 11,621.48 and 3,070.00

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Solution

The fourth proportional to 7,752.31, 11,621.48 and 3,070.00 is: 4,602.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,752.31 : 11,621.48 = 3,070.00 : x
  2. Step 2: Convert to fraction form
    7,752.31/11,621.48 = 3,070.00/x
  3. Step 3: Cross multiply
    7,752.31x = 11,621.48 × 3,070.00
  4. Step 4: Simplify right side
    7,752.31x = 35,677,942.78
  5. Step 5: Solve for x
    x = 35,677,942.78/7,752.31
  6. Step 6: Final answer
    x = 4,602.24

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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.