Home / 9,710.36-13,399.97-5,461.61

Finding the Fourth Proportional to 9,710.36, 13,399.97 and 5,461.61

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Solution

The fourth proportional to 9,710.36, 13,399.97 and 5,461.61 is: 7,536.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.36 : 13,399.97 = 5,461.61 : x
  2. Step 2: Convert to fraction form
    9,710.36/13,399.97 = 5,461.61/x
  3. Step 3: Cross multiply
    9,710.36x = 13,399.97 × 5,461.61
  4. Step 4: Simplify right side
    9,710.36x = 73,185,315.84
  5. Step 5: Solve for x
    x = 73,185,315.84/9,710.36
  6. Step 6: Final answer
    x = 7,536.83

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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.