Home / 11,830.81-16,325.67-6,525.51

Finding the Fourth Proportional to 11,830.81, 16,325.67 and 6,525.51

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Solution

The fourth proportional to 11,830.81, 16,325.67 and 6,525.51 is: 9,004.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,830.81 : 16,325.67 = 6,525.51 : x
  2. Step 2: Convert to fraction form
    11,830.81/16,325.67 = 6,525.51/x
  3. Step 3: Cross multiply
    11,830.81x = 16,325.67 × 6,525.51
  4. Step 4: Simplify right side
    11,830.81x = 106,533,322.84
  5. Step 5: Solve for x
    x = 106,533,322.84/11,830.81
  6. Step 6: Final answer
    x = 9,004.74

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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.