Home / 12,298.50-16,972.34-6,709.50

Finding the Fourth Proportional to 12,298.50, 16,972.34 and 6,709.50

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Solution

The fourth proportional to 12,298.50, 16,972.34 and 6,709.50 is: 9,259.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,298.50 : 16,972.34 = 6,709.50 : x
  2. Step 2: Convert to fraction form
    12,298.50/16,972.34 = 6,709.50/x
  3. Step 3: Cross multiply
    12,298.50x = 16,972.34 × 6,709.50
  4. Step 4: Simplify right side
    12,298.50x = 113,875,881.68
  5. Step 5: Solve for x
    x = 113,875,881.68/12,298.50
  6. Step 6: Final answer
    x = 9,259.33

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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.