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Finding the Fourth Proportional to 8,558.55, 11,810.70 and 6,038.04

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Solution

The fourth proportional to 8,558.55, 11,810.70 and 6,038.04 is: 8,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,558.55 : 11,810.70 = 6,038.04 : x
  2. Step 2: Convert to fraction form
    8,558.55/11,810.70 = 6,038.04/x
  3. Step 3: Cross multiply
    8,558.55x = 11,810.70 × 6,038.04
  4. Step 4: Simplify right side
    8,558.55x = 71,313,479.03
  5. Step 5: Solve for x
    x = 71,313,479.03/8,558.55
  6. Step 6: Final answer
    x = 8,332.43

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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.