Home / 8,197.77-11,312.96-4,660.91

Finding the Fourth Proportional to 8,197.77, 11,312.96 and 4,660.91

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Solution

The fourth proportional to 8,197.77, 11,312.96 and 4,660.91 is: 6,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.77 : 11,312.96 = 4,660.91 : x
  2. Step 2: Convert to fraction form
    8,197.77/11,312.96 = 4,660.91/x
  3. Step 3: Cross multiply
    8,197.77x = 11,312.96 × 4,660.91
  4. Step 4: Simplify right side
    8,197.77x = 52,728,688.39
  5. Step 5: Solve for x
    x = 52,728,688.39/8,197.77
  6. Step 6: Final answer
    x = 6,432.08

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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.