Home / 11,561.04-15,953.90-6,525.20

Finding the Fourth Proportional to 11,561.04, 15,953.90 and 6,525.20

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Solution

The fourth proportional to 11,561.04, 15,953.90 and 6,525.20 is: 9,004.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.04 : 15,953.90 = 6,525.20 : x
  2. Step 2: Convert to fraction form
    11,561.04/15,953.90 = 6,525.20/x
  3. Step 3: Cross multiply
    11,561.04x = 15,953.90 × 6,525.20
  4. Step 4: Simplify right side
    11,561.04x = 104,102,395.54
  5. Step 5: Solve for x
    x = 104,102,395.54/11,561.04
  6. Step 6: Final answer
    x = 9,004.59

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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.