Home / 8,655.28-12,973.64-6,182.60

Finding the Fourth Proportional to 8,655.28, 12,973.64 and 6,182.60

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Solution

The fourth proportional to 8,655.28, 12,973.64 and 6,182.60 is: 9,267.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655.28 : 12,973.64 = 6,182.60 : x
  2. Step 2: Convert to fraction form
    8,655.28/12,973.64 = 6,182.60/x
  3. Step 3: Cross multiply
    8,655.28x = 12,973.64 × 6,182.60
  4. Step 4: Simplify right side
    8,655.28x = 80,210,826.66
  5. Step 5: Solve for x
    x = 80,210,826.66/8,655.28
  6. Step 6: Final answer
    x = 9,267.27

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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.