Home / 7,899.45-10,896.30-4,710.51

Finding the Fourth Proportional to 7,899.45, 10,896.30 and 4,710.51

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Solution

The fourth proportional to 7,899.45, 10,896.30 and 4,710.51 is: 6,497.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,899.45 : 10,896.30 = 4,710.51 : x
  2. Step 2: Convert to fraction form
    7,899.45/10,896.30 = 4,710.51/x
  3. Step 3: Cross multiply
    7,899.45x = 10,896.30 × 4,710.51
  4. Step 4: Simplify right side
    7,899.45x = 51,327,130.11
  5. Step 5: Solve for x
    x = 51,327,130.11/7,899.45
  6. Step 6: Final answer
    x = 6,497.56

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1.5x scale

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.