Home / 8,783.55-13,177.80-4,622.58

Finding the Fourth Proportional to 8,783.55, 13,177.80 and 4,622.58

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Solution

The fourth proportional to 8,783.55, 13,177.80 and 4,622.58 is: 6,935.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783.55 : 13,177.80 = 4,622.58 : x
  2. Step 2: Convert to fraction form
    8,783.55/13,177.80 = 4,622.58/x
  3. Step 3: Cross multiply
    8,783.55x = 13,177.80 × 4,622.58
  4. Step 4: Simplify right side
    8,783.55x = 60,915,434.72
  5. Step 5: Solve for x
    x = 60,915,434.72/8,783.55
  6. Step 6: Final answer
    x = 6,935.17

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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.