Home / 8,206.40-11,313.12-5,060.48

Finding the Fourth Proportional to 8,206.40, 11,313.12 and 5,060.48

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Solution

The fourth proportional to 8,206.40, 11,313.12 and 5,060.48 is: 6,976.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,206.40 : 11,313.12 = 5,060.48 : x
  2. Step 2: Convert to fraction form
    8,206.40/11,313.12 = 5,060.48/x
  3. Step 3: Cross multiply
    8,206.40x = 11,313.12 × 5,060.48
  4. Step 4: Simplify right side
    8,206.40x = 57,249,817.50
  5. Step 5: Solve for x
    x = 57,249,817.50/8,206.40
  6. Step 6: Final answer
    x = 6,976.24

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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.