Home / 10,295.54-14,208.10-6,318.84

Finding the Fourth Proportional to 10,295.54, 14,208.10 and 6,318.84

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Solution

The fourth proportional to 10,295.54, 14,208.10 and 6,318.84 is: 8,720.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,295.54 : 14,208.10 = 6,318.84 : x
  2. Step 2: Convert to fraction form
    10,295.54/14,208.10 = 6,318.84/x
  3. Step 3: Cross multiply
    10,295.54x = 14,208.10 × 6,318.84
  4. Step 4: Simplify right side
    10,295.54x = 89,778,694.81
  5. Step 5: Solve for x
    x = 89,778,694.81/10,295.54
  6. Step 6: Final answer
    x = 8,720.16

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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.