Home / 8,772.14-13,158.27-3,507.59

Finding the Fourth Proportional to 8,772.14, 13,158.27 and 3,507.59

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Solution

The fourth proportional to 8,772.14, 13,158.27 and 3,507.59 is: 5,261.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,772.14 : 13,158.27 = 3,507.59 : x
  2. Step 2: Convert to fraction form
    8,772.14/13,158.27 = 3,507.59/x
  3. Step 3: Cross multiply
    8,772.14x = 13,158.27 × 3,507.59
  4. Step 4: Simplify right side
    8,772.14x = 46,153,832.21
  5. Step 5: Solve for x
    x = 46,153,832.21/8,772.14
  6. Step 6: Final answer
    x = 5,261.41

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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.