Home / 10,035.92-13,840.80-6,495.68

Finding the Fourth Proportional to 10,035.92, 13,840.80 and 6,495.68

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Solution

The fourth proportional to 10,035.92, 13,840.80 and 6,495.68 is: 8,958.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.92 : 13,840.80 = 6,495.68 : x
  2. Step 2: Convert to fraction form
    10,035.92/13,840.80 = 6,495.68/x
  3. Step 3: Cross multiply
    10,035.92x = 13,840.80 × 6,495.68
  4. Step 4: Simplify right side
    10,035.92x = 89,905,407.74
  5. Step 5: Solve for x
    x = 89,905,407.74/10,035.92
  6. Step 6: Final answer
    x = 8,958.36

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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.