Home / 8,184.06-11,298.30-5,509.36

Finding the Fourth Proportional to 8,184.06, 11,298.30 and 5,509.36

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Solution

The fourth proportional to 8,184.06, 11,298.30 and 5,509.36 is: 7,605.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,184.06 : 11,298.30 = 5,509.36 : x
  2. Step 2: Convert to fraction form
    8,184.06/11,298.30 = 5,509.36/x
  3. Step 3: Cross multiply
    8,184.06x = 11,298.30 × 5,509.36
  4. Step 4: Simplify right side
    8,184.06x = 62,246,373.84
  5. Step 5: Solve for x
    x = 62,246,373.84/8,184.06
  6. Step 6: Final answer
    x = 7,605.81

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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.