Home / 7,688.12-10,610.00-4,703.03

Finding the Fourth Proportional to 7,688.12, 10,610.00 and 4,703.03

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Solution

The fourth proportional to 7,688.12, 10,610.00 and 4,703.03 is: 6,490.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688.12 : 10,610.00 = 4,703.03 : x
  2. Step 2: Convert to fraction form
    7,688.12/10,610.00 = 4,703.03/x
  3. Step 3: Cross multiply
    7,688.12x = 10,610.00 × 4,703.03
  4. Step 4: Simplify right side
    7,688.12x = 49,899,107.01
  5. Step 5: Solve for x
    x = 49,899,107.01/7,688.12
  6. Step 6: Final answer
    x = 6,490.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.