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Finding the Fourth Proportional to 8,601.04, 11,868.12 and 4,824.40

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Solution

The fourth proportional to 8,601.04, 11,868.12 and 4,824.40 is: 6,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,601.04 : 11,868.12 = 4,824.40 : x
  2. Step 2: Convert to fraction form
    8,601.04/11,868.12 = 4,824.40/x
  3. Step 3: Cross multiply
    8,601.04x = 11,868.12 × 4,824.40
  4. Step 4: Simplify right side
    8,601.04x = 57,256,558.13
  5. Step 5: Solve for x
    x = 57,256,558.13/8,601.04
  6. Step 6: Final answer
    x = 6,656.93

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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.