Home / 10,532.63-14,518.24-8,290.96

Finding the Fourth Proportional to 10,532.63, 14,518.24 and 8,290.96

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Solution

The fourth proportional to 10,532.63, 14,518.24 and 8,290.96 is: 11,428.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.63 : 14,518.24 = 8,290.96 : x
  2. Step 2: Convert to fraction form
    10,532.63/14,518.24 = 8,290.96/x
  3. Step 3: Cross multiply
    10,532.63x = 14,518.24 × 8,290.96
  4. Step 4: Simplify right side
    10,532.63x = 120,370,090.09
  5. Step 5: Solve for x
    x = 120,370,090.09/10,532.63
  6. Step 6: Final answer
    x = 11,428.30

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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.