Home / 11,567.53-15,958.14-6,785.05

Finding the Fourth Proportional to 11,567.53, 15,958.14 and 6,785.05

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Solution

The fourth proportional to 11,567.53, 15,958.14 and 6,785.05 is: 9,360.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,567.53 : 15,958.14 = 6,785.05 : x
  2. Step 2: Convert to fraction form
    11,567.53/15,958.14 = 6,785.05/x
  3. Step 3: Cross multiply
    11,567.53x = 15,958.14 × 6,785.05
  4. Step 4: Simplify right side
    11,567.53x = 108,276,777.81
  5. Step 5: Solve for x
    x = 108,276,777.81/11,567.53
  6. Step 6: Final answer
    x = 9,360.41

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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.