Home / 11,526.76-17,290.64-3,206.68

Finding the Fourth Proportional to 11,526.76, 17,290.64 and 3,206.68

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Solution

The fourth proportional to 11,526.76, 17,290.64 and 3,206.68 is: 4,810.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.76 : 17,290.64 = 3,206.68 : x
  2. Step 2: Convert to fraction form
    11,526.76/17,290.64 = 3,206.68/x
  3. Step 3: Cross multiply
    11,526.76x = 17,290.64 × 3,206.68
  4. Step 4: Simplify right side
    11,526.76x = 55,445,549.48
  5. Step 5: Solve for x
    x = 55,445,549.48/11,526.76
  6. Step 6: Final answer
    x = 4,810.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.