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Finding the Fourth Proportional to 8,952.96, 13,363.73 and 8,293.22

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Solution

The fourth proportional to 8,952.96, 13,363.73 and 8,293.22 is: 12,378.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,952.96 : 13,363.73 = 8,293.22 : x
  2. Step 2: Convert to fraction form
    8,952.96/13,363.73 = 8,293.22/x
  3. Step 3: Cross multiply
    8,952.96x = 13,363.73 × 8,293.22
  4. Step 4: Simplify right side
    8,952.96x = 110,828,302.51
  5. Step 5: Solve for x
    x = 110,828,302.51/8,952.96
  6. Step 6: Final answer
    x = 12,378.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.