Home / 10,558.54-14,554.03-8,316.87

Finding the Fourth Proportional to 10,558.54, 14,554.03 and 8,316.87

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Solution

The fourth proportional to 10,558.54, 14,554.03 and 8,316.87 is: 11,464.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.54 : 14,554.03 = 8,316.87 : x
  2. Step 2: Convert to fraction form
    10,558.54/14,554.03 = 8,316.87/x
  3. Step 3: Cross multiply
    10,558.54x = 14,554.03 × 8,316.87
  4. Step 4: Simplify right side
    10,558.54x = 121,043,975.49
  5. Step 5: Solve for x
    x = 121,043,975.49/10,558.54
  6. Step 6: Final answer
    x = 11,464.08

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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.